1 files changed, 5 insertions, 171 deletions

diff --git a/arch/x86/ia32/sys_ia32.c b/arch/x86/ia32/sys_ia32.c
index 9f5527198825..626be156d88d 100644
--- a/arch/x86/ia32/sys_ia32.c
+++ b/arch/x86/ia32/sys_ia32.c
@@ -40,6 +40,7 @@
 #include <linux/ptrace.h>
 #include <linux/highuid.h>
 #include <linux/sysctl.h>
+#include <linux/slab.h>
 #include <asm/mman.h>
 #include <asm/types.h>
 #include <asm/uaccess.h>
@@ -143,7 +144,7 @@ asmlinkage long sys32_fstatat(unsigned int dfd, char __user *filename,
  * block for parameter passing..
  */
 
-struct mmap_arg_struct {
+struct mmap_arg_struct32 {
         unsigned int addr;
         unsigned int len;
         unsigned int prot;
@@ -152,12 +153,9 @@ struct mmap_arg_struct {
         unsigned int offset;
 };
 
-asmlinkage long sys32_mmap(struct mmap_arg_struct __user *arg)
+asmlinkage long sys32_mmap(struct mmap_arg_struct32 __user *arg)
 {
-        struct mmap_arg_struct a;
-        struct file *file = NULL;
-        unsigned long retval;
-        struct mm_struct *mm ;
+        struct mmap_arg_struct32 a;
 
         if (copy_from_user(&a, arg, sizeof(a)))
                 return -EFAULT;
@@ -165,22 +163,8 @@ asmlinkage long sys32_mmap(struct mmap_arg_struct __user *arg)
         if (a.offset & ~PAGE_MASK)
                 return -EINVAL;
 
-        if (!(a.flags & MAP_ANONYMOUS)) {
-                file = fget(a.fd);
-                if (!file)
-                        return -EBADF;
-        }
-
-        mm = current->mm;
-        down_write(&mm->mmap_sem);
-        retval = do_mmap_pgoff(file, a.addr, a.len, a.prot, a.flags,
+        return sys_mmap_pgoff(a.addr, a.len, a.prot, a.flags, a.fd,
                                a.offset>>PAGE_SHIFT);
-        if (file)
-                fput(file);
-
-        up_write(&mm->mmap_sem);
-
-        return retval;
 }
 
 asmlinkage long sys32_mprotect(unsigned long start, size_t len,
@@ -349,24 +333,6 @@ asmlinkage long sys32_alarm(unsigned int seconds)
         return alarm_setitimer(seconds);
 }
 
-struct sel_arg_struct {
-        unsigned int n;
-        unsigned int inp;
-        unsigned int outp;
-        unsigned int exp;
-        unsigned int tvp;
-};
-
-asmlinkage long sys32_old_select(struct sel_arg_struct __user *arg)
-{
-        struct sel_arg_struct a;
-
-        if (copy_from_user(&a, arg, sizeof(a)))
-                return -EFAULT;
-        return compat_sys_select(a.n, compat_ptr(a.inp), compat_ptr(a.outp),
-                                 compat_ptr(a.exp), compat_ptr(a.tvp));
-}
-
 asmlinkage long sys32_waitpid(compat_pid_t pid, unsigned int *stat_addr,
                               int options)
 {
@@ -434,62 +400,6 @@ asmlinkage long sys32_rt_sigqueueinfo(int pid, int sig,
         return ret;
 }
 
-#ifdef CONFIG_SYSCTL_SYSCALL
-struct sysctl_ia32 {
-        unsigned int    name;
-        int             nlen;
-        unsigned int    oldval;
-        unsigned int    oldlenp;
-        unsigned int    newval;
-        unsigned int    newlen;
-        unsigned int    __unused[4];
-};
-
-
-asmlinkage long sys32_sysctl(struct sysctl_ia32 __user *args32)
-{
-        struct sysctl_ia32 a32;
-        mm_segment_t old_fs = get_fs();
-        void __user *oldvalp, *newvalp;
-        size_t oldlen;
-        int __user *namep;
-        long ret;
-
-        if (copy_from_user(&a32, args32, sizeof(a32)))
-                return -EFAULT;
-
-        /*
-         * We need to pre-validate these because we have to disable
-         * address checking before calling do_sysctl() because of
-         * OLDLEN but we can't run the risk of the user specifying bad
-         * addresses here.  Well, since we're dealing with 32 bit
-         * addresses, we KNOW that access_ok() will always succeed, so
-         * this is an expensive NOP, but so what...
-         */
-        namep = compat_ptr(a32.name);
-        oldvalp = compat_ptr(a32.oldval);
-        newvalp =  compat_ptr(a32.newval);
-
-        if ((oldvalp && get_user(oldlen, (int __user *)compat_ptr(a32.oldlenp)))
-            || !access_ok(VERIFY_WRITE, namep, 0)
-            || !access_ok(VERIFY_WRITE, oldvalp, 0)
-            || !access_ok(VERIFY_WRITE, newvalp, 0))
-                return -EFAULT;
-
-        set_fs(KERNEL_DS);
-        lock_kernel();
-        ret = do_sysctl(namep, a32.nlen, oldvalp, (size_t __user *)&oldlen,
-                        newvalp, (size_t) a32.newlen);
-        unlock_kernel();
-        set_fs(old_fs);
-
-        if (oldvalp && put_user(oldlen, (int __user *)compat_ptr(a32.oldlenp)))
-                return -EFAULT;
-
-        return ret;
-}
-#endif
-
 /* warning: next two assume little endian */
 asmlinkage long sys32_pread(unsigned int fd, char __user *ubuf, u32 count,
                             u32 poslo, u32 poshi)
@@ -539,82 +449,6 @@ asmlinkage long sys32_sendfile(int out_fd, int in_fd,
         return ret;
 }
 
-asmlinkage long sys32_mmap2(unsigned long addr, unsigned long len,
-                            unsigned long prot, unsigned long flags,
-                            unsigned long fd, unsigned long pgoff)
-{
-        struct mm_struct *mm = current->mm;
-        unsigned long error;
-        struct file *file = NULL;
-
-        flags &= ~(MAP_EXECUTABLE | MAP_DENYWRITE);
-        if (!(flags & MAP_ANONYMOUS)) {
-                file = fget(fd);
-                if (!file)
-                        return -EBADF;
-        }
-
-        down_write(&mm->mmap_sem);
-        error = do_mmap_pgoff(file, addr, len, prot, flags, pgoff);
-        up_write(&mm->mmap_sem);
-
-        if (file)
-                fput(file);
-        return error;
-}
-
-asmlinkage long sys32_olduname(struct oldold_utsname __user *name)
-{
-        char *arch = "x86_64";
-        int err;
-
-        if (!name)
-                return -EFAULT;
-        if (!access_ok(VERIFY_WRITE, name, sizeof(struct oldold_utsname)))
-                return -EFAULT;
-
-        down_read(&uts_sem);
-
-        err = __copy_to_user(&name->sysname, &utsname()->sysname,
-                             __OLD_UTS_LEN);
-        err |= __put_user(0, name->sysname+__OLD_UTS_LEN);
-        err |= __copy_to_user(&name->nodename, &utsname()->nodename,
-                              __OLD_UTS_LEN);
-        err |= __put_user(0, name->nodename+__OLD_UTS_LEN);
-        err |= __copy_to_user(&name->release, &utsname()->release,
-                              __OLD_UTS_LEN);
-        err |= __put_user(0, name->release+__OLD_UTS_LEN);
-        err |= __copy_to_user(&name->version, &utsname()->version,
-                              __OLD_UTS_LEN);
-        err |= __put_user(0, name->version+__OLD_UTS_LEN);
-
-        if (personality(current->personality) == PER_LINUX32)
-                arch = "i686";
-
-        err |= __copy_to_user(&name->machine, arch, strlen(arch) + 1);
-
-        up_read(&uts_sem);
-
-        err = err ? -EFAULT : 0;
-
-        return err;
-}
-
-long sys32_uname(struct old_utsname __user *name)
-{
-        int err;
-
-        if (!name)
-                return -EFAULT;
-        down_read(&uts_sem);
-        err = copy_to_user(name, utsname(), sizeof(*name));
-        up_read(&uts_sem);
-        if (personality(current->personality) == PER_LINUX32)
-                err |= copy_to_user(&name->machine, "i686", 5);
-
-        return err ? -EFAULT : 0;
-}
-
 asmlinkage long sys32_execve(char __user *name, compat_uptr_t __user *argv,
                              compat_uptr_t __user *envp, struct pt_regs *regs)
 {