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-rw-r--r--net/ceph/messenger.c8
1 files changed, 6 insertions, 2 deletions
diff --git a/net/ceph/messenger.c b/net/ceph/messenger.c
index 0e478a0f4204..30efc5c18622 100644
--- a/net/ceph/messenger.c
+++ b/net/ceph/messenger.c
@@ -840,9 +840,13 @@ static bool ceph_msg_data_bio_advance(struct ceph_msg_data_cursor *cursor,
if (!cursor->bvec_iter.bi_size) {
bio = bio->bi_next;
- cursor->bvec_iter = bio->bi_iter;
+ cursor->bio = bio;
+ if (bio)
+ cursor->bvec_iter = bio->bi_iter;
+ else
+ memset(&cursor->bvec_iter, 0,
+ sizeof(cursor->bvec_iter));
}
- cursor->bio = bio;
if (!cursor->last_piece) {
BUG_ON(!cursor->resid);