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kill useless checks in sparc mremap variants

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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>
This commit is contained in:
Al Viro
2009-11-24 08:53:51 -05:00
parent 935874141d
commit 0ec62d2909
5 changed files with 2 additions and 51 deletions
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6
arch/sparc/kernel/sys_sparc_64.c
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@@ -614,12 +614,6 @@ SYSCALL_DEFINE5(64_mremap, unsigned long, addr, unsigned long, old_len,
if (test_thread_flag(TIF_32BIT))
goto out;
if (unlikely(new_len >= VA_EXCLUDE_START))
goto out;
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);