[PATCH] Move ncpfs 32bit compat ioctl to ncpfs

The ncp specific compat ioctls are clearly local to one file system, so the code can better live there. This version of the patch moves everything into the generic ioctl handler and uses it for both 32 and 64 bit calls. Signed-off-by: Arnd Bergmann <arnd@arndb.de> Signed-off-by: Petr Vandrovec <petr@vandrovec.name> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
author: Petr Vandrovec <petr@vandrovec.name> 2006-10-01 02:27:55 -0400
committer: Linus Torvalds <torvalds@g5.osdl.org> 2006-10-01 03:39:23 -0400
commit: 54f67f631dfc25ca7a8b19200e34013abc974337 (patch)
tree: 96c481c2723e1f5f626110c9a7f1c4a07b9ee056
parent: 89bbc03c01f68e627a2b120963f136e2815f0d84 (diff)
6 files changed, 217 insertions, 239 deletions
diff --git a/fs/compat_ioctl.c b/fs/compat_ioctl.c
index 64b34533edea..27ca1aa30562 100644
--- a/fs/compat_ioctl.c
+++ b/fs/compat_ioctl.c
@@ -60,7 +60,6 @@
 #include <linux/ctype.h>
 #include <linux/ioctl32.h>
 #include <linux/syscalls.h>
-#include <linux/ncp_fs.h>
 #include <linux/i2c.h>
 #include <linux/i2c-dev.h>
 #include <linux/wireless.h>
@@ -2348,193 +2347,6 @@ static int rtc_ioctl(unsigned fd, unsigned cmd, unsigned long arg)
        }
 }
-#if defined(CONFIG_NCP_FS) || defined(CONFIG_NCP_FS_MODULE)
-struct ncp_ioctl_request_32 {
-        u32 function;
-        u32 size;
-        compat_caddr_t data;
-};
-struct ncp_fs_info_v2_32 {
-        s32 version;
-        u32 mounted_uid;
-        u32 connection;
-        u32 buffer_size;
-        u32 volume_number;
-        u32 directory_id;
-        u32 dummy1;
-        u32 dummy2;
-        u32 dummy3;
-};
-struct ncp_objectname_ioctl_32
-{
-        s32             auth_type;
-        u32             object_name_len;
-        compat_caddr_t  object_name;    /* an userspace data, in most cases user name */
-};
-struct ncp_privatedata_ioctl_32
-{
-        u32             len;
-        compat_caddr_t  data;           /* ~1000 for NDS */
-};
-#define NCP_IOC_NCPREQUEST_32           _IOR('n', 1, struct ncp_ioctl_request_32)
-#define NCP_IOC_GETMOUNTUID2_32         _IOW('n', 2, u32)
-#define NCP_IOC_GET_FS_INFO_V2_32       _IOWR('n', 4, struct ncp_fs_info_v2_32)
-#define NCP_IOC_GETOBJECTNAME_32        _IOWR('n', 9, struct ncp_objectname_ioctl_32)
-#define NCP_IOC_SETOBJECTNAME_32        _IOR('n', 9, struct ncp_objectname_ioctl_32)
-#define NCP_IOC_GETPRIVATEDATA_32       _IOWR('n', 10, struct ncp_privatedata_ioctl_32)
-#define NCP_IOC_SETPRIVATEDATA_32       _IOR('n', 10, struct ncp_privatedata_ioctl_32)
-static int do_ncp_ncprequest(unsigned int fd, unsigned int cmd, unsigned long arg)
-{
-        struct ncp_ioctl_request_32 n32;
-        struct ncp_ioctl_request __user *p = compat_alloc_user_space(sizeof(*p));
-        if (copy_from_user(&n32, compat_ptr(arg), sizeof(n32)) ||
-            put_user(n32.function, &p->function) ||
-            put_user(n32.size, &p->size) ||
-            put_user(compat_ptr(n32.data), &p->data))
-                return -EFAULT;
-        return sys_ioctl(fd, NCP_IOC_NCPREQUEST, (unsigned long)p);
-}
-static int do_ncp_getmountuid2(unsigned int fd, unsigned int cmd, unsigned long arg)
-{
-        mm_segment_t old_fs = get_fs();
-        __kernel_uid_t kuid;
-        int err;
-        cmd = NCP_IOC_GETMOUNTUID2;
-        set_fs(KERNEL_DS);
-        err = sys_ioctl(fd, cmd, (unsigned long)&kuid);
-        set_fs(old_fs);
-        if (!err)
-                err = put_user(kuid,
-                               (unsigned int __user *) compat_ptr(arg));
-        return err;
-}
-static int do_ncp_getfsinfo2(unsigned int fd, unsigned int cmd, unsigned long arg)
-{
-        mm_segment_t old_fs = get_fs();
-        struct ncp_fs_info_v2_32 n32;
-        struct ncp_fs_info_v2 n;
-        int err;
-        if (copy_from_user(&n32, compat_ptr(arg), sizeof(n32)))
-                return -EFAULT;
-        if (n32.version != NCP_GET_FS_INFO_VERSION_V2)
-                return -EINVAL;
-        n.version = NCP_GET_FS_INFO_VERSION_V2;
-        set_fs(KERNEL_DS);
-        err = sys_ioctl(fd, NCP_IOC_GET_FS_INFO_V2, (unsigned long)&n);
-        set_fs(old_fs);
-        if (!err) {
-                n32.version = n.version;
-                n32.mounted_uid = n.mounted_uid;
-                n32.connection = n.connection;
-                n32.buffer_size = n.buffer_size;
-                n32.volume_number = n.volume_number;
-                n32.directory_id = n.directory_id;
-                n32.dummy1 = n.dummy1;
-                n32.dummy2 = n.dummy2;
-                n32.dummy3 = n.dummy3;
-                err = copy_to_user(compat_ptr(arg), &n32, sizeof(n32)) ? -EFAULT : 0;
-        }
-        return err;
-}
-static int do_ncp_getobjectname(unsigned int fd, unsigned int cmd, unsigned long arg)
-{
-        struct ncp_objectname_ioctl_32 n32, __user *p32 = compat_ptr(arg);
-        struct ncp_objectname_ioctl __user *p = compat_alloc_user_space(sizeof(*p));
-        s32 auth_type;
-        u32 name_len;
-        int err;
-        if (copy_from_user(&n32, p32, sizeof(n32)) ||
-            put_user(n32.object_name_len, &p->object_name_len) ||
-            put_user(compat_ptr(n32.object_name), &p->object_name))
-                return -EFAULT;
-        err = sys_ioctl(fd, NCP_IOC_GETOBJECTNAME, (unsigned long)p);
-        if (err)
-                return err;
-        if (get_user(auth_type, &p->auth_type) ||
-            put_user(auth_type, &p32->auth_type) ||
-            get_user(name_len, &p->object_name_len) ||
-            put_user(name_len, &p32->object_name_len))
-                return -EFAULT;
-        return 0;
-}
-static int do_ncp_setobjectname(unsigned int fd, unsigned int cmd, unsigned long arg)
-{
-        struct ncp_objectname_ioctl_32 n32, __user *p32 = compat_ptr(arg);
-        struct ncp_objectname_ioctl __user *p = compat_alloc_user_space(sizeof(*p));
-        if (copy_from_user(&n32, p32, sizeof(n32)) ||
-            put_user(n32.auth_type, &p->auth_type) ||
-            put_user(n32.object_name_len, &p->object_name_len) ||
-            put_user(compat_ptr(n32.object_name), &p->object_name))
-                return -EFAULT;
-        return sys_ioctl(fd, NCP_IOC_SETOBJECTNAME, (unsigned long)p);
-}
-static int do_ncp_getprivatedata(unsigned int fd, unsigned int cmd, unsigned long arg)
-{
-        struct ncp_privatedata_ioctl_32 n32, __user *p32 = compat_ptr(arg);
-        struct ncp_privatedata_ioctl __user *p =
-                compat_alloc_user_space(sizeof(*p));
-        u32 len;
-        int err;
-        if (copy_from_user(&n32, p32, sizeof(n32)) ||
-            put_user(n32.len, &p->len) ||
-            put_user(compat_ptr(n32.data), &p->data))
-                return -EFAULT;
-        err = sys_ioctl(fd, NCP_IOC_GETPRIVATEDATA, (unsigned long)p);
-        if (err)
-                return err;
-        if (get_user(len, &p->len) ||
-            put_user(len, &p32->len))
-                return -EFAULT;
-        return 0;
-}
-static int do_ncp_setprivatedata(unsigned int fd, unsigned int cmd, unsigned long arg)
-{
-        struct ncp_privatedata_ioctl_32 n32;
-        struct ncp_privatedata_ioctl_32 __user *p32 = compat_ptr(arg);
-        struct ncp_privatedata_ioctl __user *p =
-                compat_alloc_user_space(sizeof(*p));
-        if (copy_from_user(&n32, p32, sizeof(n32)) ||
-            put_user(n32.len, &p->len) ||
-            put_user(compat_ptr(n32.data), &p->data))
-                return -EFAULT;
-        return sys_ioctl(fd, NCP_IOC_SETPRIVATEDATA, (unsigned long)p);
-}
-#endif
 static int
 lp_timeout_trans(unsigned int fd, unsigned int cmd, unsigned long arg)
 {
@@ -2748,16 +2560,6 @@ HANDLE_IOCTL(RTC_IRQP_SET32, rtc_ioctl)
 HANDLE_IOCTL(RTC_EPOCH_READ32, rtc_ioctl)
 HANDLE_IOCTL(RTC_EPOCH_SET32, rtc_ioctl)
-#if defined(CONFIG_NCP_FS) || defined(CONFIG_NCP_FS_MODULE)
-HANDLE_IOCTL(NCP_IOC_NCPREQUEST_32, do_ncp_ncprequest)
-HANDLE_IOCTL(NCP_IOC_GETMOUNTUID2_32, do_ncp_getmountuid2)
-HANDLE_IOCTL(NCP_IOC_GET_FS_INFO_V2_32, do_ncp_getfsinfo2)
-HANDLE_IOCTL(NCP_IOC_GETOBJECTNAME_32, do_ncp_getobjectname)
-HANDLE_IOCTL(NCP_IOC_SETOBJECTNAME_32, do_ncp_setobjectname)
-HANDLE_IOCTL(NCP_IOC_GETPRIVATEDATA_32, do_ncp_getprivatedata)
-HANDLE_IOCTL(NCP_IOC_SETPRIVATEDATA_32, do_ncp_setprivatedata)
-#endif
 /* dvb */
 HANDLE_IOCTL(VIDEO_GET_EVENT, do_video_get_event)
 HANDLE_IOCTL(VIDEO_STILLPICTURE, do_video_stillpicture)
diff --git a/fs/ncpfs/dir.c b/fs/ncpfs/dir.c
index b4ee89250e95..458b3b785194 100644
--- a/fs/ncpfs/dir.c
+++ b/fs/ncpfs/dir.c
@@ -53,6 +53,9 @@ const struct file_operations ncp_dir_operations =
        .read           = generic_read_dir,
        .readdir        = ncp_readdir,
        .ioctl          = ncp_ioctl,
+#ifdef CONFIG_COMPAT
+        .compat_ioctl   = ncp_compat_ioctl,
+#endif
 };
 struct inode_operations ncp_dir_inode_operations =
diff --git a/fs/ncpfs/file.c b/fs/ncpfs/file.c
index e6b7c67cf057..df37524b85db 100644
--- a/fs/ncpfs/file.c
+++ b/fs/ncpfs/file.c
@@ -289,6 +289,9 @@ const struct file_operations ncp_file_operations =
        .read           = ncp_file_read,
        .write          = ncp_file_write,
        .ioctl          = ncp_ioctl,
+#ifdef CONFIG_COMPAT
+        .compat_ioctl   = ncp_compat_ioctl,
+#endif
        .mmap           = ncp_mmap,
        .release        = ncp_release,
        .fsync          = ncp_fsync,
diff --git a/fs/ncpfs/ioctl.c b/fs/ncpfs/ioctl.c
index 42039fe0653c..a89ac84a8241 100644
--- a/fs/ncpfs/ioctl.c
+++ b/fs/ncpfs/ioctl.c
@@ -7,19 +7,21 @@
 *
 */
-#include <asm/uaccess.h>
 #include <linux/capability.h>
+#include <linux/compat.h>
 #include <linux/errno.h>
 #include <linux/fs.h>
 #include <linux/ioctl.h>
 #include <linux/time.h>
 #include <linux/mm.h>
 #include <linux/highuid.h>
+#include <linux/smp_lock.h>
 #include <linux/vmalloc.h>
 #include <linux/ncp_fs.h>
+#include <asm/uaccess.h>
 #include "ncplib_kernel.h"
 /* maximum limit for ncp_objectname_ioctl */
@@ -89,6 +91,82 @@ ncp_get_fs_info_v2(struct ncp_server * server, struct file *file,
        return 0;
 }
+#ifdef CONFIG_COMPAT
+struct compat_ncp_objectname_ioctl
+{
+        s32             auth_type;
+        u32             object_name_len;
+        compat_caddr_t  object_name;    /* an userspace data, in most cases user name */
+};
+struct compat_ncp_fs_info_v2 {
+        s32 version;
+        u32 mounted_uid;
+        u32 connection;
+        u32 buffer_size;
+        u32 volume_number;
+        u32 directory_id;
+        u32 dummy1;
+        u32 dummy2;
+        u32 dummy3;
+};
+struct compat_ncp_ioctl_request {
+        u32 function;
+        u32 size;
+        compat_caddr_t data;
+};
+struct compat_ncp_privatedata_ioctl
+{
+        u32             len;
+        compat_caddr_t  data;           /* ~1000 for NDS */
+};
+#define NCP_IOC_GET_FS_INFO_V2_32       _IOWR('n', 4, struct compat_ncp_fs_info_v2)
+#define NCP_IOC_NCPREQUEST_32           _IOR('n', 1, struct compat_ncp_ioctl_request)
+#define NCP_IOC_GETOBJECTNAME_32        _IOWR('n', 9, struct compat_ncp_objectname_ioctl)
+#define NCP_IOC_SETOBJECTNAME_32        _IOR('n', 9, struct compat_ncp_objectname_ioctl)
+#define NCP_IOC_GETPRIVATEDATA_32       _IOWR('n', 10, struct compat_ncp_privatedata_ioctl)
+#define NCP_IOC_SETPRIVATEDATA_32       _IOR('n', 10, struct compat_ncp_privatedata_ioctl)
+static int
+ncp_get_compat_fs_info_v2(struct ncp_server * server, struct file *file,
+                   struct compat_ncp_fs_info_v2 __user * arg)
+{
+        struct inode *inode = file->f_dentry->d_inode;
+        struct compat_ncp_fs_info_v2 info2;
+        if ((file_permission(file, MAY_WRITE) != 0)
+            && (current->uid != server->m.mounted_uid)) {
+                return -EACCES;
+        }
+        if (copy_from_user(&info2, arg, sizeof(info2)))
+                return -EFAULT;
+        if (info2.version != NCP_GET_FS_INFO_VERSION_V2) {
+                DPRINTK("info.version invalid: %d\n", info2.version);
+                return -EINVAL;
+        }
+        info2.mounted_uid   = server->m.mounted_uid;
+        info2.connection    = server->connection;
+        info2.buffer_size   = server->buffer_size;
+        info2.volume_number = NCP_FINFO(inode)->volNumber;
+        info2.directory_id  = NCP_FINFO(inode)->DosDirNum;
+        info2.dummy1 = info2.dummy2 = info2.dummy3 = 0;
+        if (copy_to_user(arg, &info2, sizeof(info2)))
+                return -EFAULT;
+        return 0;
+}
+#endif
+#define NCP_IOC_GETMOUNTUID16           _IOW('n', 2, u16)
+#define NCP_IOC_GETMOUNTUID32           _IOW('n', 2, u32)
+#define NCP_IOC_GETMOUNTUID64           _IOW('n', 2, u64)
 #ifdef CONFIG_NCPFS_NLS
 /* Here we are select the iocharset and the codepage for NLS.
 * Thanks Petr Vandrovec for idea and many hints.
@@ -192,12 +270,24 @@ int ncp_ioctl(struct inode *inode, struct file *filp,
        void __user *argp = (void __user *)arg;
        switch (cmd) {
+#ifdef CONFIG_COMPAT
+        case NCP_IOC_NCPREQUEST_32:
+#endif
        case NCP_IOC_NCPREQUEST:
                if ((file_permission(filp, MAY_WRITE) != 0)
                    && (current->uid != server->m.mounted_uid)) {
                        return -EACCES;
                }
+#ifdef CONFIG_COMPAT
+                if (cmd == NCP_IOC_NCPREQUEST_32) {
+                        struct compat_ncp_ioctl_request request32;
+                        if (copy_from_user(&request32, argp, sizeof(request32)))
+                                return -EFAULT;
+                        request.function = request32.function;
+                        request.size = request32.size;
+                        request.data = compat_ptr(request32.data);
+                } else
+#endif
                if (copy_from_user(&request, argp, sizeof(request)))
                        return -EFAULT;
@@ -254,19 +344,35 @@ int ncp_ioctl(struct inode *inode, struct file *filp,
        case NCP_IOC_GET_FS_INFO_V2:
                return ncp_get_fs_info_v2(server, filp, argp);
-        case NCP_IOC_GETMOUNTUID2:
+#ifdef CONFIG_COMPAT
-                {
+        case NCP_IOC_GET_FS_INFO_V2_32:
-                        unsigned long tmp = server->m.mounted_uid;
+                return ncp_get_compat_fs_info_v2(server, filp, argp);
+#endif
-                        if ((file_permission(filp, MAY_READ) != 0)
+        /* we have too many combinations of CONFIG_COMPAT,
-                            && (current->uid != server->m.mounted_uid))
+         * CONFIG_64BIT and CONFIG_UID16, so just handle
-                        {
+         * any of the possible ioctls */
-                                return -EACCES;
+        case NCP_IOC_GETMOUNTUID16:
-                        }
+        case NCP_IOC_GETMOUNTUID32:
-                        if (put_user(tmp, (unsigned long __user *)argp)) 
+        case NCP_IOC_GETMOUNTUID64:
+                if ((file_permission(filp, MAY_READ) != 0)
+                        && (current->uid != server->m.mounted_uid)) {
+                        return -EACCES;
+                }
+                if (cmd == NCP_IOC_GETMOUNTUID16) {
+                        u16 uid;
+                        SET_UID(uid, server->m.mounted_uid);
+                        if (put_user(uid, (u16 __user *)argp))
+                                return -EFAULT;
+                } else if (cmd == NCP_IOC_GETMOUNTUID32) {
+                        if (put_user(server->m.mounted_uid,
+                                                (u32 __user *)argp))
+                                return -EFAULT;
+                } else {
+                        if (put_user(server->m.mounted_uid,
+                                                (u64 __user *)argp))
                                return -EFAULT;
-                        return 0;
                }
+                return 0;
        case NCP_IOC_GETROOT:
                {
@@ -476,6 +582,32 @@ outrel:
                }
 #endif  /* CONFIG_NCPFS_IOCTL_LOCKING */
+#ifdef CONFIG_COMPAT
+        case NCP_IOC_GETOBJECTNAME_32:
+                if (current->uid != server->m.mounted_uid) {
+                        return -EACCES;
+                }
+                {
+                        struct compat_ncp_objectname_ioctl user;
+                        size_t outl;
+                        if (copy_from_user(&user, argp, sizeof(user)))
+                                return -EFAULT;
+                        user.auth_type = server->auth.auth_type;
+                        outl = user.object_name_len;
+                        user.object_name_len = server->auth.object_name_len;
+                        if (outl > user.object_name_len)
+                                outl = user.object_name_len;
+                        if (outl) {
+                                if (copy_to_user(compat_ptr(user.object_name),
+                                                 server->auth.object_name,
+                                                 outl)) return -EFAULT;
+                        }
+                        if (copy_to_user(argp, &user, sizeof(user)))
+                                return -EFAULT;
+                        return 0;
+                }
+#endif
        case NCP_IOC_GETOBJECTNAME:
                if (current->uid != server->m.mounted_uid) {
                        return -EACCES;
@@ -500,6 +632,9 @@ outrel:
                                return -EFAULT;
                        return 0;
                }
+#ifdef CONFIG_COMPAT
+        case NCP_IOC_SETOBJECTNAME_32:
+#endif
        case NCP_IOC_SETOBJECTNAME:
                if (current->uid != server->m.mounted_uid) {
                        return -EACCES;
@@ -512,8 +647,19 @@ outrel:
                        void* oldprivate;
                        size_t oldprivatelen;
+#ifdef CONFIG_COMPAT
+                        if (cmd == NCP_IOC_SETOBJECTNAME_32) {
+                                struct compat_ncp_objectname_ioctl user32;
+                                if (copy_from_user(&user32, argp, sizeof(user32)))
+                                        return -EFAULT;
+                                user.auth_type = user32.auth_type;
+                                user.object_name_len = user32.object_name_len;
+                                user.object_name = compat_ptr(user32.object_name);
+                        } else
+#endif
                        if (copy_from_user(&user, argp, sizeof(user)))
                                return -EFAULT;
                        if (user.object_name_len > NCP_OBJECT_NAME_MAX_LEN)
                                return -ENOMEM;
                        if (user.object_name_len) {
@@ -544,6 +690,9 @@ outrel:
                        kfree(oldname);
                        return 0;
                }
+#ifdef CONFIG_COMPAT
+        case NCP_IOC_GETPRIVATEDATA_32:
+#endif
        case NCP_IOC_GETPRIVATEDATA:
                if (current->uid != server->m.mounted_uid) {
                        return -EACCES;
@@ -552,8 +701,18 @@ outrel:
                        struct ncp_privatedata_ioctl user;
                        size_t outl;
+#ifdef CONFIG_COMPAT
+                        if (cmd == NCP_IOC_GETPRIVATEDATA_32) {
+                                struct compat_ncp_privatedata_ioctl user32;
+                                if (copy_from_user(&user32, argp, sizeof(user32)))
+                                        return -EFAULT;
+                                user.len = user32.len;
+                                user.data = compat_ptr(user32.data);
+                        } else
+#endif
                        if (copy_from_user(&user, argp, sizeof(user)))
                                return -EFAULT;
                        outl = user.len;
                        user.len = server->priv.len;
                        if (outl > user.len) outl = user.len;
@@ -562,10 +721,23 @@ outrel:
                                                 server->priv.data,
                                                 outl)) return -EFAULT;
                        }
+#ifdef CONFIG_COMPAT
+                        if (cmd == NCP_IOC_GETPRIVATEDATA_32) {
+                                struct compat_ncp_privatedata_ioctl user32;
+                                user32.len = user.len;
+                                user32.data = (unsigned long) user.data;
+                                if (copy_to_user(&user32, argp, sizeof(user32)))
+                                        return -EFAULT;
+                        } else
+#endif
                        if (copy_to_user(argp, &user, sizeof(user)))
                                return -EFAULT;
                        return 0;
                }
+#ifdef CONFIG_COMPAT
+        case NCP_IOC_SETPRIVATEDATA_32:
+#endif
        case NCP_IOC_SETPRIVATEDATA:
                if (current->uid != server->m.mounted_uid) {
                        return -EACCES;
@@ -576,8 +748,18 @@ outrel:
                        void* old;
                        size_t oldlen;
+#ifdef CONFIG_COMPAT
+                        if (cmd == NCP_IOC_SETPRIVATEDATA_32) {
+                                struct compat_ncp_privatedata_ioctl user32;
+                                if (copy_from_user(&user32, argp, sizeof(user32)))
+                                        return -EFAULT;
+                                user.len = user32.len;
+                                user.data = compat_ptr(user32.data);
+                        } else
+#endif
                        if (copy_from_user(&user, argp, sizeof(user)))
                                return -EFAULT;
                        if (user.len > NCP_PRIVATE_DATA_MAX_LEN)
                                return -ENOMEM;
                        if (user.len) {
@@ -636,20 +818,19 @@ outrel:
                }
        }
-/* #ifdef CONFIG_UID16 */
-        /* NCP_IOC_GETMOUNTUID may be same as NCP_IOC_GETMOUNTUID2,
-           so we have this out of switch */
-        if (cmd == NCP_IOC_GETMOUNTUID) {
-                __kernel_uid_t uid = 0;
-                if ((file_permission(filp, MAY_READ) != 0)
-                    && (current->uid != server->m.mounted_uid)) {
-                        return -EACCES;
-                }
-                SET_UID(uid, server->m.mounted_uid);
-                if (put_user(uid, (__kernel_uid_t __user *)argp))
-                        return -EFAULT;
-                return 0;
-        }
-/* #endif */
        return -EINVAL;
 }
+#ifdef CONFIG_COMPAT
+long ncp_compat_ioctl(struct file *file, unsigned int cmd, unsigned long arg)
+{
+        struct inode *inode = file->f_dentry->d_inode;
+        int ret;
+        lock_kernel();
+        arg = (unsigned long) compat_ptr(arg);
+        ret = ncp_ioctl(inode, file, cmd, arg);
+        unlock_kernel();
+        return ret;
+}
+#endif
diff --git a/include/linux/compat_ioctl.h b/include/linux/compat_ioctl.h
index d61ef5951538..d5b7abc4f409 100644
--- a/include/linux/compat_ioctl.h
+++ b/include/linux/compat_ioctl.h
@@ -569,18 +569,6 @@ COMPATIBLE_IOCTL(RAW_SETBIND)
 COMPATIBLE_IOCTL(RAW_GETBIND)
 /* SMB ioctls which do not need any translations */
 COMPATIBLE_IOCTL(SMB_IOC_NEWCONN)
-/* NCP ioctls which do not need any translations */
-COMPATIBLE_IOCTL(NCP_IOC_CONN_LOGGED_IN)
-COMPATIBLE_IOCTL(NCP_IOC_SIGN_INIT)
-COMPATIBLE_IOCTL(NCP_IOC_SIGN_WANTED)
-COMPATIBLE_IOCTL(NCP_IOC_SET_SIGN_WANTED)
-COMPATIBLE_IOCTL(NCP_IOC_LOCKUNLOCK)
-COMPATIBLE_IOCTL(NCP_IOC_GETROOT)
-COMPATIBLE_IOCTL(NCP_IOC_SETROOT)
-COMPATIBLE_IOCTL(NCP_IOC_GETCHARSETS)
-COMPATIBLE_IOCTL(NCP_IOC_SETCHARSETS)
-COMPATIBLE_IOCTL(NCP_IOC_GETDENTRYTTL)
-COMPATIBLE_IOCTL(NCP_IOC_SETDENTRYTTL)
 /* Little a */
 COMPATIBLE_IOCTL(ATMSIGD_CTRL)
 COMPATIBLE_IOCTL(ATMARPD_CTRL)
diff --git a/include/linux/ncp_fs.h b/include/linux/ncp_fs.h
index 02e352be717e..0ea7f89e613c 100644
--- a/include/linux/ncp_fs.h
+++ b/include/linux/ncp_fs.h
@@ -212,6 +212,7 @@ void ncp_date_unix2dos(int unix_date, __le16 * time, __le16 * date);
 /* linux/fs/ncpfs/ioctl.c */
 int ncp_ioctl(struct inode *, struct file *, unsigned int, unsigned long);
+long ncp_compat_ioctl(struct file *, unsigned int, unsigned long);
 /* linux/fs/ncpfs/sock.c */
 int ncp_request2(struct ncp_server *server, int function,
author	Petr Vandrovec <petr@vandrovec.name>	2006-10-01 02:27:55 -0400
committer	Linus Torvalds <torvalds@g5.osdl.org>	2006-10-01 03:39:23 -0400
commit	54f67f631dfc25ca7a8b19200e34013abc974337 (patch)
tree	96c481c2723e1f5f626110c9a7f1c4a07b9ee056
parent	89bbc03c01f68e627a2b120963f136e2815f0d84 (diff)