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authorDan Carpenter <error27@gmail.com>2010-01-23 15:45:22 +0300
committerPhilipp Reisner <philipp.reisner@linbit.com>2010-01-25 18:01:41 +0100
commitd3db7b485ad7c467a61279d6a8ef51a3c83352df (patch)
treeca9dbee2840d5781dd02c1c84194b38e7d94006f /drivers/block
parent98ec286e016a028678cc943b1a1f87668ad447c8 (diff)
drbd: null dereference bug
epoch is always NULL here. Signed-off-by: Dan Carpenter <error27@gmail.com> Signed-off-by: Philipp Reisner <philipp.reisner@linbit.com>
Diffstat (limited to 'drivers/block')
-rw-r--r--drivers/block/drbd/drbd_receiver.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/block/drbd/drbd_receiver.c b/drivers/block/drbd/drbd_receiver.c
index f22a5283128..d065c646b35 100644
--- a/drivers/block/drbd/drbd_receiver.c
+++ b/drivers/block/drbd/drbd_receiver.c
@@ -1224,7 +1224,7 @@ static int receive_Barrier(struct drbd_conf *mdev, struct p_header *h)
epoch = kmalloc(sizeof(struct drbd_epoch), GFP_NOIO);
if (!epoch) {
dev_warn(DEV, "Allocation of an epoch failed, slowing down\n");
- issue_flush = !test_and_set_bit(DE_BARRIER_IN_NEXT_EPOCH_ISSUED, &epoch->flags);
+ issue_flush = !test_and_set_bit(DE_BARRIER_IN_NEXT_EPOCH_ISSUED, &mdev->current_epoch->flags);
drbd_wait_ee_list_empty(mdev, &mdev->active_ee);
if (issue_flush) {
rv = drbd_flush_after_epoch(mdev, mdev->current_epoch);