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authorBob Liu <lliubbo@gmail.com>2012-10-25 13:37:56 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2012-10-25 14:37:52 -0700
commit86a595f961360c9c31d00fb111dd09e5d5ba9a40 (patch)
tree52dd9b68f4ff194f8e466d11934d0bbe545c75d7
parent29fc7c5a4f516d388fb6e1f6d24bfb04b8093e54 (diff)
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mm/page_alloc.c:alloc_contig_range(): return early for err path
If start_isolate_page_range() failed, unset_migratetype_isolate() has been done inside it. Signed-off-by: Bob Liu <lliubbo@gmail.com> Cc: Ni zhan Chen <nizhan.chen@gmail.com> Cc: Marek Szyprowski <m.szyprowski@samsung.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
-rw-r--r--mm/page_alloc.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/mm/page_alloc.c b/mm/page_alloc.c
index bb90971182b..b0012ab372a 100644
--- a/mm/page_alloc.c
+++ b/mm/page_alloc.c
@@ -5825,7 +5825,7 @@ int alloc_contig_range(unsigned long start, unsigned long end,
ret = start_isolate_page_range(pfn_max_align_down(start),
pfn_max_align_up(end), migratetype);
if (ret)
- goto done;
+ return ret;
ret = __alloc_contig_migrate_range(&cc, start, end);
if (ret)