18 files changed, 33 insertions, 57 deletions

diff --git a/fs/cifs/cifsfs.c b/fs/cifs/cifsfs.c
index 1a052c0eee8e..3cf8a15af916 100644
--- a/fs/cifs/cifsfs.c
+++ b/fs/cifs/cifsfs.c
@@ -777,6 +777,7 @@ struct file_system_type cifs_fs_type = {
         .kill_sb = cifs_kill_sb,
         /*  .fs_flags */
 };
+MODULE_ALIAS_FS("cifs");
 const struct inode_operations cifs_dir_inode_ops = {
         .create = cifs_create,
         .atomic_open = cifs_atomic_open,
diff --git a/fs/compat.c b/fs/compat.c
index fe40fde29111..d487985dd0ea 100644
--- a/fs/compat.c
+++ b/fs/compat.c
@@ -558,6 +558,10 @@ ssize_t compat_rw_copy_check_uvector(int type,
         }
         *ret_pointer = iov;
 
+        ret = -EFAULT;
+        if (!access_ok(VERIFY_READ, uvector, nr_segs*sizeof(*uvector)))
+                goto out;
+
         /*
          * Single unix specification:
          * We should -EINVAL if an element length is not >= 0 and fitting an
@@ -1080,17 +1084,12 @@ static ssize_t compat_do_readv_writev(int type, struct file *file,
         if (!file->f_op)
                 goto out;
 
-        ret = -EFAULT;
-        if (!access_ok(VERIFY_READ, uvector, nr_segs*sizeof(*uvector)))
-                goto out;
-
-        tot_len = compat_rw_copy_check_uvector(type, uvector, nr_segs,
+        ret = compat_rw_copy_check_uvector(type, uvector, nr_segs,
                                                UIO_FASTIOV, iovstack, &iov);
-        if (tot_len == 0) {
-                ret = 0;
+        if (ret <= 0)
                 goto out;
-        }
 
+        tot_len = ret;
         ret = rw_verify_area(type, file, pos, tot_len);
         if (ret < 0)
                 goto out;
diff --git a/fs/ext2/ialloc.c b/fs/ext2/ialloc.c
index 8f370e012e61..7cadd823bb31 100644
--- a/fs/ext2/ialloc.c
+++ b/fs/ext2/ialloc.c
@@ -118,7 +118,6 @@ void ext2_free_inode (struct inode * inode)
          * as writing the quota to disk may need the lock as well.
          */
         /* Quota is already initialized in iput() */
-        ext2_xattr_delete_inode(inode);
         dquot_free_inode(inode);
         dquot_drop(inode);
 
diff --git a/fs/ext2/inode.c b/fs/ext2/inode.c
index c3881e56662e..fe60cc1117d8 100644
--- a/fs/ext2/inode.c
+++ b/fs/ext2/inode.c
@@ -34,6 +34,7 @@
 #include "ext2.h"
 #include "acl.h"
 #include "xip.h"
+#include "xattr.h"
 
 static int __ext2_write_inode(struct inode *inode, int do_sync);
 
@@ -88,6 +89,7 @@ void ext2_evict_inode(struct inode * inode)
                 inode->i_size = 0;
                 if (inode->i_blocks)
                         ext2_truncate_blocks(inode, 0);
+                ext2_xattr_delete_inode(inode);
         }
 
         invalidate_inode_buffers(inode);
diff --git a/fs/ext3/super.c b/fs/ext3/super.c
index 1d6e2ed85322..fb5120a5505c 100644
--- a/fs/ext3/super.c
+++ b/fs/ext3/super.c
@@ -353,7 +353,7 @@ static struct block_device *ext3_blkdev_get(dev_t dev, struct super_block *sb)
         return bdev;
 
 fail:
-        ext3_msg(sb, "error: failed to open journal device %s: %ld",
+        ext3_msg(sb, KERN_ERR, "error: failed to open journal device %s: %ld",
                 __bdevname(dev, b), PTR_ERR(bdev));
 
         return NULL;
@@ -887,7 +887,7 @@ static ext3_fsblk_t get_sb_block(void **data, struct super_block *sb)
         /*todo: use simple_strtoll with >32bit ext3 */
         sb_block = simple_strtoul(options, &options, 0);
         if (*options && *options != ',') {
-                ext3_msg(sb, "error: invalid sb specification: %s",
+                ext3_msg(sb, KERN_ERR, "error: invalid sb specification: %s",
                        (char *) *data);
                 return 1;
         }
diff --git a/fs/ext4/super.c b/fs/ext4/super.c
index 34e855219231..b3818b48f418 100644
--- a/fs/ext4/super.c
+++ b/fs/ext4/super.c
@@ -91,6 +91,7 @@ static struct file_system_type ext2_fs_type = {
         .fs_flags       = FS_REQUIRES_DEV,
 };
 MODULE_ALIAS_FS("ext2");
+MODULE_ALIAS("ext2");
 #define IS_EXT2_SB(sb) ((sb)->s_bdev->bd_holder == &ext2_fs_type)
 #else
 #define IS_EXT2_SB(sb) (0)
@@ -106,6 +107,7 @@ static struct file_system_type ext3_fs_type = {
         .fs_flags       = FS_REQUIRES_DEV,
 };
 MODULE_ALIAS_FS("ext3");
+MODULE_ALIAS("ext3");
 #define IS_EXT3_SB(sb) ((sb)->s_bdev->bd_holder == &ext3_fs_type)
 #else
 #define IS_EXT3_SB(sb) (0)
diff --git a/fs/freevxfs/vxfs_super.c b/fs/freevxfs/vxfs_super.c
index 455074308069..e37eb274e492 100644
--- a/fs/freevxfs/vxfs_super.c
+++ b/fs/freevxfs/vxfs_super.c
@@ -258,6 +258,7 @@ static struct file_system_type vxfs_fs_type = {
         .fs_flags       = FS_REQUIRES_DEV,
 };
 MODULE_ALIAS_FS("vxfs"); /* makes mount -t vxfs autoload the module */
+MODULE_ALIAS("vxfs");
 
 static int __init
 vxfs_init(void)
diff --git a/fs/hostfs/hostfs_kern.c b/fs/hostfs/hostfs_kern.c
index fbabb906066f..0f6e52d22b84 100644
--- a/fs/hostfs/hostfs_kern.c
+++ b/fs/hostfs/hostfs_kern.c
@@ -845,15 +845,8 @@ int hostfs_setattr(struct dentry *dentry, struct iattr *attr)
                 return err;
 
         if ((attr->ia_valid & ATTR_SIZE) &&
-            attr->ia_size != i_size_read(inode)) {
-                int error;
-
-                error = inode_newsize_ok(inode, attr->ia_size);
-                if (error)
-                        return error;
-
+            attr->ia_size != i_size_read(inode))
                 truncate_setsize(inode, attr->ia_size);
-        }
 
         setattr_copy(inode, attr);
         mark_inode_dirty(inode);
@@ -993,6 +986,7 @@ static struct file_system_type hostfs_type = {
         .kill_sb        = hostfs_kill_sb,
         .fs_flags       = 0,
 };
+MODULE_ALIAS_FS("hostfs");
 
 static int __init init_hostfs(void)
 {
diff --git a/fs/hpfs/super.c b/fs/hpfs/super.c
index a3076228523d..a0617e706957 100644
--- a/fs/hpfs/super.c
+++ b/fs/hpfs/super.c
@@ -688,6 +688,7 @@ static struct file_system_type hpfs_fs_type = {
         .kill_sb        = kill_block_super,
         .fs_flags       = FS_REQUIRES_DEV,
 };
+MODULE_ALIAS_FS("hpfs");
 
 static int __init init_hpfs_fs(void)
 {
diff --git a/fs/isofs/inode.c b/fs/isofs/inode.c
index a67f16e846a2..d9b8aebdeb22 100644
--- a/fs/isofs/inode.c
+++ b/fs/isofs/inode.c
@@ -1557,6 +1557,7 @@ static struct file_system_type iso9660_fs_type = {
         .fs_flags       = FS_REQUIRES_DEV,
 };
 MODULE_ALIAS_FS("iso9660");
+MODULE_ALIAS("iso9660");
 
 static int __init init_iso9660_fs(void)
 {
diff --git a/fs/nfs/super.c b/fs/nfs/super.c
index 95cdcb208dfb..2f8a29db0f1b 100644
--- a/fs/nfs/super.c
+++ b/fs/nfs/super.c
@@ -335,6 +335,7 @@ struct file_system_type nfs4_fs_type = {
         .fs_flags       = FS_RENAME_DOES_D_MOVE|FS_BINARY_MOUNTDATA,
 };
 MODULE_ALIAS_FS("nfs4");
+MODULE_ALIAS("nfs4");
 EXPORT_SYMBOL_GPL(nfs4_fs_type);
 
 static int __init register_nfs4_fs(void)
diff --git a/fs/nfsd/nfs4state.c b/fs/nfsd/nfs4state.c
index 16d39c6c4fbb..2e27430b9070 100644
--- a/fs/nfsd/nfs4state.c
+++ b/fs/nfsd/nfs4state.c
@@ -230,37 +230,6 @@ static void nfs4_file_put_access(struct nfs4_file *fp, int oflag)
                 __nfs4_file_put_access(fp, oflag);
 }
 
-static inline int get_new_stid(struct nfs4_stid *stid)
-{
-        static int min_stateid = 0;
-        struct idr *stateids = &stid->sc_client->cl_stateids;
-        int new_stid;
-        int error;
-
-        error = idr_get_new_above(stateids, stid, min_stateid, &new_stid);
-        /*
-         * Note: the necessary preallocation was done in
-         * nfs4_alloc_stateid().  The idr code caps the number of
-         * preallocations that can exist at a time, but the state lock
-         * prevents anyone from using ours before we get here:
-         */
-        WARN_ON_ONCE(error);
-        /*
-         * It shouldn't be a problem to reuse an opaque stateid value.
-         * I don't think it is for 4.1.  But with 4.0 I worry that, for
-         * example, a stray write retransmission could be accepted by
-         * the server when it should have been rejected.  Therefore,
-         * adopt a trick from the sctp code to attempt to maximize the
-         * amount of time until an id is reused, by ensuring they always
-         * "increase" (mod INT_MAX):
-         */
-
-        min_stateid = new_stid+1;
-        if (min_stateid == INT_MAX)
-                min_stateid = 0;
-        return new_stid;
-}
-
 static struct nfs4_stid *nfs4_alloc_stid(struct nfs4_client *cl, struct
 kmem_cache *slab)
 {
@@ -273,9 +242,8 @@ kmem_cache *slab)
         if (!stid)
                 return NULL;
 
-        if (!idr_pre_get(stateids, GFP_KERNEL))
-                goto out_free;
-        if (idr_get_new_above(stateids, stid, min_stateid, &new_id))
+        new_id = idr_alloc(stateids, stid, min_stateid, 0, GFP_KERNEL);
+        if (new_id < 0)
                 goto out_free;
         stid->sc_client = cl;
         stid->sc_type = 0;
diff --git a/fs/pipe.c b/fs/pipe.c
index 64a494cef0a0..2234f3f61f8d 100644
--- a/fs/pipe.c
+++ b/fs/pipe.c
@@ -863,6 +863,9 @@ pipe_rdwr_open(struct inode *inode, struct file *filp)
 {
         int ret = -ENOENT;
 
+        if (!(filp->f_mode & (FMODE_READ|FMODE_WRITE)))
+                return -EINVAL;
+
         mutex_lock(&inode->i_mutex);
 
         if (inode->i_pipe) {
diff --git a/fs/quota/dquot.c b/fs/quota/dquot.c
index 05ae3c97f7a5..3e64169ef527 100644
--- a/fs/quota/dquot.c
+++ b/fs/quota/dquot.c
@@ -1439,8 +1439,11 @@ static void __dquot_initialize(struct inode *inode, int type)
                          * did a write before quota was turned on
                          */
                         rsv = inode_get_rsv_space(inode);
-                        if (unlikely(rsv))
+                        if (unlikely(rsv)) {
+                                spin_lock(&dq_data_lock);
                                 dquot_resv_space(inode->i_dquot[cnt], rsv);
+                                spin_unlock(&dq_data_lock);
+                        }
                 }
         }
 out_err:
diff --git a/fs/reiserfs/super.c b/fs/reiserfs/super.c
index 194113b1b11b..f8a23c3078f8 100644
--- a/fs/reiserfs/super.c
+++ b/fs/reiserfs/super.c
@@ -1147,8 +1147,7 @@ static int reiserfs_parse_options(struct super_block *s, char *options,	/* strin
                                                          "on filesystem root.");
                                         return 0;
                                 }
-                                qf_names[qtype] =
-                                    kmalloc(strlen(arg) + 1, GFP_KERNEL);
+                                qf_names[qtype] = kstrdup(arg, GFP_KERNEL);
                                 if (!qf_names[qtype]) {
                                         reiserfs_warning(s, "reiserfs-2502",
                                                          "not enough memory "
@@ -1156,7 +1155,6 @@ static int reiserfs_parse_options(struct super_block *s, char *options,	/* strin
                                                          "quotafile name.");
                                         return 0;
                                 }
-                                strcpy(qf_names[qtype], arg);
                                 if (qtype == USRQUOTA)
                                         *mount_options |= 1 << REISERFS_USRQUOTA;
                                 else
diff --git a/fs/squashfs/super.c b/fs/squashfs/super.c
index 260e3928d4f5..60553a9053ca 100644
--- a/fs/squashfs/super.c
+++ b/fs/squashfs/super.c
@@ -489,6 +489,7 @@ static struct file_system_type squashfs_fs_type = {
         .kill_sb = kill_block_super,
         .fs_flags = FS_REQUIRES_DEV
 };
+MODULE_ALIAS_FS("squashfs");
 
 static const struct super_operations squashfs_super_ops = {
         .alloc_inode = squashfs_alloc_inode,
diff --git a/fs/sysv/super.c b/fs/sysv/super.c
index a39938b1feea..d0c6a007ce83 100644
--- a/fs/sysv/super.c
+++ b/fs/sysv/super.c
@@ -555,6 +555,7 @@ static struct file_system_type v7_fs_type = {
         .fs_flags       = FS_REQUIRES_DEV,
 };
 MODULE_ALIAS_FS("v7");
+MODULE_ALIAS("v7");
 
 static int __init init_sysv_fs(void)
 {
diff --git a/fs/udf/super.c b/fs/udf/super.c
index bc5b30a819e8..9ac4057a86c9 100644
--- a/fs/udf/super.c
+++ b/fs/udf/super.c
@@ -118,6 +118,7 @@ static struct file_system_type udf_fstype = {
         .kill_sb        = kill_block_super,
         .fs_flags       = FS_REQUIRES_DEV,
 };
+MODULE_ALIAS_FS("udf");
 
 static struct kmem_cache *udf_inode_cachep;