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Diffstat (limited to 'arch/parisc/kernel/sys_parisc32.c')
-rw-r--r--arch/parisc/kernel/sys_parisc32.c71
1 files changed, 0 insertions, 71 deletions
diff --git a/arch/parisc/kernel/sys_parisc32.c b/arch/parisc/kernel/sys_parisc32.c
index 561388b17c91..76d23ec8dfaa 100644
--- a/arch/parisc/kernel/sys_parisc32.c
+++ b/arch/parisc/kernel/sys_parisc32.c
@@ -90,77 +90,6 @@ asmlinkage long sys32_unimplemented(int r26, int r25, int r24, int r23,
return -ENOSYS;
}
-#ifdef CONFIG_SYSCTL
-
-struct __sysctl_args32 {
- u32 name;
- int nlen;
- u32 oldval;
- u32 oldlenp;
- u32 newval;
- u32 newlen;
- u32 __unused[4];
-};
-
-asmlinkage long sys32_sysctl(struct __sysctl_args32 __user *args)
-{
-#ifndef CONFIG_SYSCTL_SYSCALL
- return -ENOSYS;
-#else
- struct __sysctl_args32 tmp;
- int error;
- unsigned int oldlen32;
- size_t oldlen, __user *oldlenp = NULL;
- unsigned long addr = (((long __force)&args->__unused[0]) + 7) & ~7;
-
- DBG(("sysctl32(%p)\n", args));
-
- if (copy_from_user(&tmp, args, sizeof(tmp)))
- return -EFAULT;
-
- if (tmp.oldval && tmp.oldlenp) {
- /* Duh, this is ugly and might not work if sysctl_args
- is in read-only memory, but do_sysctl does indirectly
- a lot of uaccess in both directions and we'd have to
- basically copy the whole sysctl.c here, and
- glibc's __sysctl uses rw memory for the structure
- anyway. */
- /* a possibly better hack than this, which will avoid the
- * problem if the struct is read only, is to push the
- * 'oldlen' value out to the user's stack instead. -PB
- */
- if (get_user(oldlen32, (u32 *)(u64)tmp.oldlenp))
- return -EFAULT;
- oldlen = oldlen32;
- if (put_user(oldlen, (size_t *)addr))
- return -EFAULT;
- oldlenp = (size_t *)addr;
- }
-
- lock_kernel();
- error = do_sysctl((int __user *)(u64)tmp.name, tmp.nlen,
- (void __user *)(u64)tmp.oldval, oldlenp,
- (void __user *)(u64)tmp.newval, tmp.newlen);
- unlock_kernel();
- if (oldlenp) {
- if (!error) {
- if (get_user(oldlen, (size_t *)addr)) {
- error = -EFAULT;
- } else {
- oldlen32 = oldlen;
- if (put_user(oldlen32, (u32 *)(u64)tmp.oldlenp))
- error = -EFAULT;
- }
- }
- if (copy_to_user(args->__unused, tmp.__unused, sizeof(tmp.__unused)))
- error = -EFAULT;
- }
- return error;
-#endif
-}
-
-#endif /* CONFIG_SYSCTL */
-
asmlinkage long sys32_sched_rr_get_interval(pid_t pid,
struct compat_timespec __user *interval)
{