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authorIngo Molnar <mingo@elte.hu>2008-12-18 21:54:49 +0100
committerIngo Molnar <mingo@elte.hu>2008-12-18 21:54:49 +0100
commitd110ec3a1e1f522e2e9dfceb9c36d6590c26d2d4 (patch)
tree86b2f8f1d22b74b05239525c55bd42e3db6afc03 /mm/mmap.c
parent343e9099c8152daff20e10d6269edec21da44fc0 (diff)
parent55dac3a5553b13891f0ae4bbd11920619b5436d4 (diff)
Merge branch 'linus' into core/rcu
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)