[PATCH 3.12 126/170] mm: fix crashes from mbind() merging vmas

2014-07-18 Thread Jiri Slaby
From: Hugh Dickins 3.12-stable review patch. If anyone has any objections, please let me know. === commit d05f0cdcbe6388723f1900c549b4850360545201 upstream. In v2.6.34 commit 9d8cebd4bcd7 ("mm: fix mbind vma merge problem") introduced vma merging to mbind(), but it should have

[PATCH 3.12 126/170] mm: fix crashes from mbind() merging vmas

2014-07-18 Thread Jiri Slaby
From: Hugh Dickins hu...@google.com 3.12-stable review patch. If anyone has any objections, please let me know. === commit d05f0cdcbe6388723f1900c549b4850360545201 upstream. In v2.6.34 commit 9d8cebd4bcd7 (mm: fix mbind vma merge problem) introduced vma merging to mbind(), but it