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authorLachlan McIlroy <lachlan@redback.melbourne.sgi.com>2008-11-28 15:23:52 +1100
committerLachlan McIlroy <lachlan@redback.melbourne.sgi.com>2008-11-28 15:23:52 +1100
commitb5a20aa2657063cbf3b47fc700603180de4bb554 (patch)
tree9419fb851cda53a7f1fd67a3697bdf8550df19e4 /mm/mmap.c
parentcc09c0dc57de7f7d2ed89d480b5653e5f6a32f2c (diff)
parented313489badef16d700f5a3be50e8fd8f8294bc8 (diff)
Merge git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux-2.6
Diffstat (limited to 'mm/mmap.c')
-rw-r--r--mm/mmap.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/mm/mmap.c b/mm/mmap.c
index de14ac21e5b..d4855a682ab 100644
--- a/mm/mmap.c
+++ b/mm/mmap.c
@@ -1704,7 +1704,7 @@ find_extend_vma(struct mm_struct *mm, unsigned long addr)
vma = find_vma_prev(mm, addr, &prev);
if (vma && (vma->vm_start <= addr))
return vma;
- if (expand_stack(prev, addr))
+ if (!prev || expand_stack(prev, addr))
return NULL;
if (prev->vm_flags & VM_LOCKED) {
if (mlock_vma_pages_range(prev, addr, prev->vm_end) < 0)