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| author | majianpeng <majianpeng@gmail.com> | 2012-11-06 13:13:44 +0400 |
|---|---|---|
| committer | NeilBrown <neilb@suse.de> | 2012-11-20 03:27:05 +0400 |
| commit | ab05613a0646dcc11049692d54bae76ca9ffa910 (patch) | |
| tree | 1d1cfb2cef6d0092c0ef88558b694f58298c31f5 | |
| parent | ed30be077e705e0dff53bfc51d23feb8aeeab78f (diff) | |
| download | linux-ab05613a0646dcc11049692d54bae76ca9ffa910.tar.xz | |
md: Reassigned the parameters if read_seqretry returned true in func md_is_badblock.
This bug was introduced by commit(v3.0-rc7-126-g2230dfe).
So fix is suitable for 3.0.y thru 3.6.y.
Cc: stable@vger.kernel.org
Signed-off-by: Jianpeng Ma <majianpeng@gmail.com>
Signed-off-by: NeilBrown <neilb@suse.de>
| -rw-r--r-- | drivers/md/md.c | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/drivers/md/md.c b/drivers/md/md.c index 9ab768acfb62..14db6abb2c42 100644 --- a/drivers/md/md.c +++ b/drivers/md/md.c @@ -7936,9 +7936,9 @@ int md_is_badblock(struct badblocks *bb, sector_t s, int sectors, sector_t *first_bad, int *bad_sectors) { int hi; - int lo = 0; + int lo; u64 *p = bb->page; - int rv = 0; + int rv; sector_t target = s + sectors; unsigned seq; @@ -7953,7 +7953,8 @@ int md_is_badblock(struct badblocks *bb, sector_t s, int sectors, retry: seq = read_seqbegin(&bb->lock); - + lo = 0; + rv = 0; hi = bb->count; /* Binary search between lo and hi for 'target' |