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

From: Matias BjÃrling
Date: Thu Feb 04 2016 - 09:00:04 EST


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