diff options
author | Al Viro <viro@zeniv.linux.org.uk> | 2009-11-24 08:53:51 -0500 |
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committer | Al Viro <viro@zeniv.linux.org.uk> | 2009-12-11 06:34:09 -0500 |
commit | 0ec62d290912bb4b989be7563851bc364ec73b56 (patch) | |
tree | a014d5abbb7573a63537779ccbda0c6962554f04 /arch/sparc/kernel/sys_sparc_32.c | |
parent | 935874141df839c706cd6cdc438e85eb69d1525e (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_sparc_32.c')
-rw-r--r-- | arch/sparc/kernel/sys_sparc_32.c | 21 |
1 files changed, 0 insertions, 21 deletions
diff --git a/arch/sparc/kernel/sys_sparc_32.c b/arch/sparc/kernel/sys_sparc_32.c index 03035c852a43..10c43bea32c7 100644 --- a/arch/sparc/kernel/sys_sparc_32.c +++ b/arch/sparc/kernel/sys_sparc_32.c @@ -287,27 +287,6 @@ long sparc_remap_file_pages(unsigned long start, unsigned long size, (pgoff >> (PAGE_SHIFT - 12)), flags); } -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 sparc_mremap(unsigned long addr, - unsigned long old_len, unsigned long new_len, - unsigned long flags, unsigned long new_addr) -{ - unsigned long ret = -EINVAL; - - 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; -} - /* we come to here via sys_nis_syscall so it can setup the regs argument */ asmlinkage unsigned long c_sys_nis_syscall (struct pt_regs *regs) |