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>
This commit is contained in:
Kautuk Consul 2011-10-31 17:08:59 -07:00 committed by Linus Torvalds
parent 09f363c736
commit 584cff54e1

View file

@ -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;
return -EINTR;
}
static void vm_unlock_anon_vma(struct anon_vma *anon_vma)