[PATCH 1/5] lightnvm: put bio before return

[Matias BjÃrling]

From: Wenwei Tao <ww.tao0320@xxxxxxxxx>

The bio is not returned if the data page cannot be allocated.

Signed-off-by: Wenwei Tao <ww.tao0320@xxxxxxxxx>
---
 drivers/lightnvm/rrpc.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/drivers/lightnvm/rrpc.c b/drivers/lightnvm/rrpc.c
index c4d0b04..775bf6c2 100644
--- a/drivers/lightnvm/rrpc.c
+++ b/drivers/lightnvm/rrpc.c
@@ -300,8 +300,10 @@ static int rrpc_move_valid_pages(struct rrpc *rrpc, struct rrpc_block *rblk)
 	}
 
 	page = mempool_alloc(rrpc->page_pool, GFP_NOIO);
-	if (!page)
+	if (!page) {
+		bio_put(bio);
 		return -ENOMEM;
+	}
 
 	while ((slot = find_first_zero_bit(rblk->invalid_pages,
 					    nr_pgs_per_blk)) < nr_pgs_per_blk) {
-- 
2.1.4