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authorPaul Mackerras <paulus@samba.org>2008-11-19 16:10:32 +1100
committerPaul Mackerras <paulus@samba.org>2008-11-19 16:10:32 +1100
commitcea555d384b85271035814c5adad23e6c7fc5d2a (patch)
tree1181b6333a69a135293ec75f8a48c849ee32c015 /mm/mmap.c
parent78608dd32ce46789e970d6c3c423cd668c138d6c (diff)
parent7f0f598a0069d1ab072375965a4b69137233169c (diff)
Merge branch 'linux-2.6' into next
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)