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Subject[PATCH linux-next] DM RAID: validate_raid_redundancy: Silence uninitialized variable warning
Date
drivers/md/dm-raid.c: In function 'raid_ctr':
drivers/md/dm-raid.c:453:53: warning: 'rebuilds_per_group' may be used uninitialized in this function [-Wuninitialized]
drivers/md/dm-raid.c:383:11: note: 'rebuilds_per_group' was declared here

It appears unlikely that rebuilds_per_group could be used before set, but set
it to 0 anyways just to shutup GCC.

Cc: Alasdair Kergon <agk@redhat.com>
Cc: dm-devel@redhat.com
Cc: Neil Brown <neilb@suse.de>
Cc: linux-raid@vger.kernel.org
Signed-off-by: Tim Gardner <tim.gardner@canonical.com>
---
drivers/md/dm-raid.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/md/dm-raid.c b/drivers/md/dm-raid.c
index 9d6bf19..8005caf 100644
--- a/drivers/md/dm-raid.c
+++ b/drivers/md/dm-raid.c
@@ -380,7 +380,7 @@ static int validate_region_size(struct raid_set *rs, unsigned long region_size)
static int validate_raid_redundancy(struct raid_set *rs)
{
unsigned i, rebuild_cnt = 0;
- unsigned rebuilds_per_group, copies, d;
+ unsigned rebuilds_per_group = 0, copies, d;
unsigned group_size, last_group_start;

for (i = 0; i < rs->md.raid_disks; i++)
--
1.7.9.5


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