tree 6c6cbc9bac8c02e8df289acf25871a569659b5bd
parent 44a30220bc0a171c010e8df63d144655abdafe61
author Chen Gang <gang.chen.5i5j@gmail.com> 1441749818 -0700
committer Linus Torvalds <torvalds@linux-foundation.org> 1441751728 -0700

mm/mmap.c: simplify the failure return working flow

__split_vma() doesn't need out_err label, neither need initializing err.

copy_vma() can return NULL directly when kmem_cache_alloc() fails.

Signed-off-by: Chen Gang <gang.chen.5i5j@gmail.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>