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sparc: switch compat {f,}truncate64() to COMPAT_SYSCALL_DEFINE

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... and drop the pointless checks - sys_truncate() itself
might've lacked the check when that stuff was first written,
but it has already grown one by the time that stuff went into
mainline.

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
This commit is contained in:
Al Viro
2018-03-20 10:34:57 -04:00
parent 8c82ccd631
commit 3d0e354e4e
3 changed files with 12 additions and 18 deletions
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14
arch/sparc/kernel/sys_sparc32.c
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@@ -52,20 +52,14 @@
#include "systbls.h"
asmlinkage long sys32_truncate64(const char __user * path, unsigned long high, unsigned long low)
COMPAT_SYSCALL_DEFINE3(truncate64, const char __user *, path, u32, high, u32, low)
{
if ((int)high < 0)
return -EINVAL;
else
return sys_truncate(path, (high << 32) | low);
return sys_truncate(path, ((u64)high << 32) | low);
}
asmlinkage long sys32_ftruncate64(unsigned int fd, unsigned long high, unsigned long low)
COMPAT_SYSCALL_DEFINE3(ftruncate64, unsigned int, fd, u32, high, u32, low)
{
if ((int)high < 0)
return -EINVAL;
else
return sys_ftruncate(fd, (high << 32) | low);
return sys_ftruncate(fd, ((u64)high << 32) | low);
}
static int cp_compat_stat64(struct kstat *stat,