[PATCH] mmc: block: get idx after the check of packed

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We should not use packed command before we verify
it's valid. So let's move the assignment of idx
after the check.

Signed-off-by: Shawn Lin <shawn.lin@xxxxxxxxxxxxxx>
---

 drivers/mmc/card/block.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/drivers/mmc/card/block.c b/drivers/mmc/card/block.c
index 48a5dd7..11d3046 100644
--- a/drivers/mmc/card/block.c
+++ b/drivers/mmc/card/block.c
@@ -1883,11 +1883,13 @@ static int mmc_blk_end_packed_req(struct mmc_queue_req *mq_rq)
 {
 	struct request *prq;
 	struct mmc_packed *packed = mq_rq->packed;
-	int idx = packed->idx_failure, i = 0;
+	int idx, i = 0;
 	int ret = 0;
 
 	BUG_ON(!packed);
 
+	idx = packed->idx_failure;
+
 	while (!list_empty(&packed->list)) {
 		prq = list_entry_rq(packed->list.next);
 		if (idx == i) {
-- 
2.3.7


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