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authorAl Viro <viro@zeniv.linux.org.uk>2009-11-24 08:53:51 -0500
committerAl Viro <viro@zeniv.linux.org.uk>2009-12-11 06:34:09 -0500
commit0ec62d290912bb4b989be7563851bc364ec73b56 (patch)
treea014d5abbb7573a63537779ccbda0c6962554f04 /arch/sparc/kernel/sys_sparc32.c
parent935874141df839c706cd6cdc438e85eb69d1525e (diff)
kill useless checks in sparc mremap variants
Acked-by: David S. Miller <davem@davemloft.net> Acked-by: Hugh Dickins <hugh.dickins@tiscali.co.uk> Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Diffstat (limited to 'arch/sparc/kernel/sys_sparc32.c')
-rw-r--r--arch/sparc/kernel/sys_sparc32.c22
1 files changed, 0 insertions, 22 deletions
diff --git a/arch/sparc/kernel/sys_sparc32.c b/arch/sparc/kernel/sys_sparc32.c
index 00abe87e5b51..dc0ac197e7e2 100644
--- a/arch/sparc/kernel/sys_sparc32.c
+++ b/arch/sparc/kernel/sys_sparc32.c
@@ -564,28 +564,6 @@ asmlinkage long sparc32_open(const char __user *filename,
return do_sys_open(AT_FDCWD, filename, flags, mode);
}
-extern unsigned long do_mremap(unsigned long addr,
- unsigned long old_len, unsigned long new_len,
- unsigned long flags, unsigned long new_addr);
-
-asmlinkage unsigned long sys32_mremap(unsigned long addr,
- unsigned long old_len, unsigned long new_len,
- unsigned long flags, u32 __new_addr)
-{
- unsigned long ret = -EINVAL;
- unsigned long new_addr = __new_addr;
-
- if (unlikely(sparc_mmap_check(addr, old_len)))
- goto out;
- if (unlikely(sparc_mmap_check(new_addr, new_len)))
- goto out;
- down_write(&current->mm->mmap_sem);
- ret = do_mremap(addr, old_len, new_len, flags, new_addr);
- up_write(&current->mm->mmap_sem);
-out:
- return ret;
-}
-
long sys32_lookup_dcookie(unsigned long cookie_high,
unsigned long cookie_low,
char __user *buf, size_t len)