diff options
| author |   Xiubo Li <Li.Xiubo@freescale.com> | 2014-10-09 15:28:21 -0700 |
|---|---|---|
| committer |   Linus Torvalds <torvalds@linux-foundation.org> | 2014-10-09 22:25:57 -0400 |
| commit | b8b2d8253236331c3b26189f34e73f2af89ca982 (patch) | |
| tree | b0fb8a7605f573f7811099f1ad9ee8c4b6f7863b /mm | |
| parent | mm/mmap.c: clean up CONFIG_DEBUG_VM_RB checks (diff) | |
| download | linux-dev-b8b2d8253236331c3b26189f34e73f2af89ca982.tar.xz linux-dev-b8b2d8253236331c3b26189f34e73f2af89ca982.zip | |
mm/compaction.c: fix warning of 'flags' may be used uninitialized
C mm/compaction.o
mm/compaction.c: In function isolate_freepages_block:
mm/compaction.c:364:37: warning: flags may be used uninitialized in this function [-Wmaybe-uninitialized]
&& compact_unlock_should_abort(&cc->zone->lock, flags,
^
Signed-off-by: Xiubo Li <Li.Xiubo@freescale.com>
Cc: Vlastimil Babka <vbabka@suse.cz>
Cc: Mel Gorman <mgorman@suse.de>
Cc: David Rientjes <rientjes@google.com>
Cc: Minchan Kim <minchan@kernel.org>
Cc: Arnd Bergmann <arnd@arndb.de>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'mm')
| -rw-r--r-- | mm/compaction.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/mm/compaction.c b/mm/compaction.c index 15163b4b35ab..b9972c0fd917 100644 --- a/mm/compaction.c +++ b/mm/compaction.c @@ -344,7 +344,7 @@ static unsigned long isolate_freepages_block(struct compact_control *cc, { int nr_scanned = 0, total_isolated = 0; struct page *cursor, *valid_page = NULL; - unsigned long flags; + unsigned long flags = 0; bool locked = false; unsigned long blockpfn = *start_pfn; @@ -570,7 +570,7 @@ isolate_migratepages_block(struct compact_control *cc, unsigned long low_pfn, unsigned long nr_scanned = 0, nr_isolated = 0; struct list_head *migratelist = &cc->migratepages; struct lruvec *lruvec; - unsigned long flags; + unsigned long flags = 0; bool locked = false; struct page *page = NULL, *valid_page = NULL; |