diff options
| author |   Al Viro <viro@zeniv.linux.org.uk> | 2009-11-24 08:53:51 -0500 |
|---|---|---|
| committer | Al Viro <viro@zeniv.linux.org.uk> | 2009-12-11 06:34:09 -0500 |
| commit | 0ec62d290912bb4b989be7563851bc364ec73b56 (patch) | |
| tree | a014d5abbb7573a63537779ccbda0c6962554f04 /arch/sparc/kernel/sys_sparc32.c | |
| parent | fix pgoff in "have to relocate" case of mremap() (diff) | |
| download | linux-dev-0ec62d290912bb4b989be7563851bc364ec73b56.tar.xz linux-dev-0ec62d290912bb4b989be7563851bc364ec73b56.zip | |
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.c | 22 |
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(¤t->mm->mmap_sem); - ret = do_mremap(addr, old_len, new_len, flags, new_addr); - up_write(¤t->mm->mmap_sem); -out: - return ret; -} - long sys32_lookup_dcookie(unsigned long cookie_high, unsigned long cookie_low, char __user *buf, size_t len) |