diff options
| -rw-r--r-- | mm/mmap.c | 2 |
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) |