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| author | Matthew Wilcox <matthew@wil.cx> | 2006-10-04 21:16:10 +0200 |
|---|---|---|
| committer | Matthew Wilcox <willy@hera.kernel.org> | 2006-10-05 03:48:17 +0200 |
| commit | 17cca07237617a2d712eb44cffd8720055e61291 (patch) | |
| tree | cd0b35fef694bab9c76b3f2336561adfadcddd35 | |
| parent | [PA-RISC] Fix sba_iommu compilation (diff) | |
| download | linux-17cca07237617a2d712eb44cffd8720055e61291.tar.xz linux-17cca07237617a2d712eb44cffd8720055e61291.zip | |
[PA-RISC] Fix sys32_sysctl
When CONFIG_SYSCTL_SYSCALL isn't defined, do_sysctl doesn't exist and
we fail to link. Fix with an ifdef, the same way sparc64 did.
Also add some minor changes to be more like sparc64.
Signed-off-by: Matthew Wilcox <matthew@wil.cx>
| -rw-r--r-- | arch/parisc/kernel/sys_parisc32.c | 15 |
1 files changed, 9 insertions, 6 deletions
diff --git a/arch/parisc/kernel/sys_parisc32.c b/arch/parisc/kernel/sys_parisc32.c index e3b30bc36453..e0e4e0bfcc6b 100644 --- a/arch/parisc/kernel/sys_parisc32.c +++ b/arch/parisc/kernel/sys_parisc32.c @@ -111,13 +111,14 @@ struct __sysctl_args32 { 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, *oldlenp = NULL; + size_t oldlen, __user *oldlenp = NULL; unsigned long addr = (((long __force)&args->__unused[0]) + 7) & ~7; - extern int do_sysctl(int *name, int nlen, void *oldval, size_t *oldlenp, - void *newval, size_t newlen); DBG(("sysctl32(%p)\n", args)); @@ -144,8 +145,9 @@ asmlinkage long sys32_sysctl(struct __sysctl_args32 __user *args) } lock_kernel(); - error = do_sysctl((int *)(u64)tmp.name, tmp.nlen, (void *)(u64)tmp.oldval, - oldlenp, (void *)(u64)tmp.newval, tmp.newlen); + 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) { @@ -157,10 +159,11 @@ asmlinkage long sys32_sysctl(struct __sysctl_args32 __user *args) error = -EFAULT; } } - if (copy_to_user(&args->__unused[0], tmp.__unused, sizeof(tmp.__unused))) + if (copy_to_user(args->__unused, tmp.__unused, sizeof(tmp.__unused))) error = -EFAULT; } return error; +#endif } #endif /* CONFIG_SYSCTL */ |