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-rw-r--r--drivers/block/nvme.c7
1 files changed, 5 insertions, 2 deletions
diff --git a/drivers/block/nvme.c b/drivers/block/nvme.c
index 931769e..954a610 100644
--- a/drivers/block/nvme.c
+++ b/drivers/block/nvme.c
@@ -237,7 +237,8 @@ static void *free_cmdid(struct nvme_queue *nvmeq, int cmdid,
*fn = special_completion;
return CMD_CTX_INVALID;
}
- *fn = info[cmdid].fn;
+ if (fn)
+ *fn = info[cmdid].fn;
ctx = info[cmdid].ctx;
info[cmdid].fn = special_completion;
info[cmdid].ctx = CMD_CTX_COMPLETED;
@@ -589,7 +590,7 @@ static int nvme_submit_bio_queue(struct nvme_queue *nvmeq, struct nvme_ns *ns,
result = nvme_map_bio(nvmeq->q_dmadev, iod, bio, dma_dir, psegs);
if (result < 0)
- goto free_iod;
+ goto free_cmdid;
length = result;
cmnd->rw.command_id = cmdid;
@@ -609,6 +610,8 @@ static int nvme_submit_bio_queue(struct nvme_queue *nvmeq, struct nvme_ns *ns,
return 0;
+ free_cmdid:
+ free_cmdid(nvmeq, cmdid, NULL);
free_iod:
nvme_free_iod(nvmeq->dev, iod);
nomem:
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