| From | Herton Ronaldo Krzesinski <> | Subject | [PATCH 121/241] md: Reassigned the parameters if read_seqretry returned true in func md_is_badblock. | Date | Thu, 13 Dec 2012 11:58:06 -0200 |
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3.5.7.2 -stable review patch. If anyone has any objections, please let me know.
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From: majianpeng <majianpeng@gmail.com>
commit ab05613a0646dcc11049692d54bae76ca9ffa910 upstream.
This bug was introduced by commit(v3.0-rc7-126-g2230dfe). So fix is suitable for 3.0.y thru 3.6.y.
Signed-off-by: Jianpeng Ma <majianpeng@gmail.com> Signed-off-by: NeilBrown <neilb@suse.de> Signed-off-by: Herton Ronaldo Krzesinski <herton.krzesinski@canonical.com> --- drivers/md/md.c | 7 ++++--- 1 file changed, 4 insertions(+), 3 deletions(-)
diff --git a/drivers/md/md.c b/drivers/md/md.c index 6fc0c26..e977874 100644 --- a/drivers/md/md.c +++ b/drivers/md/md.c @@ -7960,9 +7960,9 @@ 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; @@ -7977,7 +7977,8 @@ 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' -- 1.7.9.5
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