NVMe: initialize error to '0'

Reported-by: Keith Busch <keith.busch@intel.com>
Fixes: 1951feae88c5 ("nvme: use an integer value to Linux errno values")
Signed-off-by: Jens Axboe <axboe@fb.com>

diff --git a/drivers/nvme/host/pci.c b/drivers/nvme/host/pci.c
index f73c574..22d8375 100644 (file)
--- a/drivers/nvme/host/pci.c
+++ b/drivers/nvme/host/pci.c
@@ -607,7 +607,7 @@ static void req_completion(struct nvme_queue *nvmeq, void *ctx,
        struct request *req = iod_get_private(iod);
        struct nvme_cmd_info *cmd_rq = blk_mq_rq_to_pdu(req);
        u16 status = le16_to_cpup(&cqe->status) >> 1;
-       int error;
+       int error = 0;
 
        if (unlikely(status)) {
                if (!(status & NVME_SC_DNR || blk_noretry_request(req))