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| author | Kautuk Consul <consul.kautuk@gmail.com> | 2011-10-31 17:08:59 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2011-10-31 17:30:49 -0700 |
| commit | 584cff54e1ff8f59d5109dc8093efedff8bcc375 (patch) | |
| tree | 464c9acb8bf22bf3a052fef23d3fd9f4f892da4a /mm/mmap.c | |
| parent | 09f363c7363eb10cfb4b82094bd7064e5608258b (diff) | |
| download | lwn-584cff54e1ff8f59d5109dc8093efedff8bcc375.tar.gz lwn-584cff54e1ff8f59d5109dc8093efedff8bcc375.zip | |
mm/mmap.c: eliminate the ret variable from mm_take_all_locks()
The ret variable is really not needed in mm_take_all_locks().
Signed-off-by: Kautuk Consul <consul.kautuk@gmail.com>
Reviewed-by: Michal Hocko <mhocko@suse.cz>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'mm/mmap.c')
| -rw-r--r-- | mm/mmap.c | 9 |
1 files changed, 3 insertions, 6 deletions
diff --git a/mm/mmap.c b/mm/mmap.c index a65efd4db3e1..3c0061f744f5 100644 --- a/mm/mmap.c +++ b/mm/mmap.c @@ -2558,7 +2558,6 @@ int mm_take_all_locks(struct mm_struct *mm) { struct vm_area_struct *vma; struct anon_vma_chain *avc; - int ret = -EINTR; BUG_ON(down_read_trylock(&mm->mmap_sem)); @@ -2579,13 +2578,11 @@ int mm_take_all_locks(struct mm_struct *mm) vm_lock_anon_vma(mm, avc->anon_vma); } - ret = 0; + return 0; out_unlock: - if (ret) - mm_drop_all_locks(mm); - - return ret; + mm_drop_all_locks(mm); + return -EINTR; } static void vm_unlock_anon_vma(struct anon_vma *anon_vma) |