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[PATCH] md: Avoid oops when attempting to fix read errors on raid10

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We should add to the counter for the rdev *after* checking if the rdev is
NULL!!!

Signed-off-by: Neil Brown <neilb@suse.de>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Signed-off-by: Chris Wright <chrisw@sous-sol.org>
This commit is contained in:
NeilBrown
2006-05-01 12:15:44 -07:00
committed by Chris Wright
parent 22ddf44d54
commit 37f94ce726
1 changed files with 1 additions and 1 deletions
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drivers/md/raid10.c
+1 -1
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@@ -1436,9 +1436,9 @@ static void raid10d(mddev_t *mddev)
sl--;
d = r10_bio->devs[sl].devnum;
rdev = conf->mirrors[d].rdev;
atomic_add(s, &rdev->corrected_errors);
if (rdev &&
test_bit(In_sync, &rdev->flags)) {
atomic_add(s, &rdev->corrected_errors);
if (sync_page_io(rdev->bdev,
r10_bio->devs[sl].addr +
sect + rdev->data_offset,