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DateWed, 17 May 2006 00:00:01 -0700
FromChris Wright <>
Subject[PATCH 01/22] md: Avoid oops when attempting to fix read errors on raid10
-stable review patch.  If anyone has any objections, please let us know.
------------------
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>
---
 drivers/md/raid10.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
--- linux-2.6.16.16.orig/drivers/md/raid10.c
+++ linux-2.6.16.16/drivers/md/raid10.c
@@ -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,
--
-
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