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md: md_clear_badblocks should return an error code on failure.

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Julia Lawall and coccinelle report that md_clear_badblocks always
returns 0, despite appearing to have an error path.
The error path really should return an error code.  ENOSPC is
reasonably appropriate.

Reported-by: Julia Lawall <Julia.Lawall@lip6.fr>
Signed-off-by: NeilBrown <neilb@suse.de>
This commit is contained in:
NeilBrown 2014-05-28 13:39:22 +10:00
parent 67f455486d
commit 8b32bf5e37
1 changed files with 1 additions and 1 deletions
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2
drivers/md/md.c
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@ -8343,7 +8343,7 @@ static int md_clear_badblocks(struct badblocks *bb, sector_t s, int sectors)
if (a < s) {
/* we need to split this range */
if (bb->count >= MD_MAX_BADBLOCKS) {
rv = 0;
rv = -ENOSPC;
goto out;
}
memmove(p+lo+1, p+lo, (bb->count - lo) * 8);