commit c9d13f5fc748a02cb5917a798f065681007342b9
author Chen Gang <gang.chen.5i5j@gmail.com> Tue Sep 08 15:04:08 2015 -0700
committer Linus Torvalds <torvalds@linux-foundation.org> Tue Sep 08 15:35:28 2015 -0700
tree 566dafe703c73afee482b789602efd8426833783
parent bde43c6c9f4f360ae549a0ed9f10a3e62e363aca

mm/mmap.c:insert_vm_struct(): check for failure before setting values

There's no point in initializing vma->vm_pgoff if the insertion attempt
will be failing anyway.  Run the checks before performing the
initialization.

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