---

yaml --- r: 286261 b: refs/heads/master c: 1974b1a h: refs/heads/master i: 286259: f878ddb v: v3
git-mirror · Nov 4, 2011 · 6f70333 · 6f70333
1 parent 37a15fe
commit 6f70333
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Showing 2 changed files with 8 additions and 2 deletions.
diff --git a/[refs] b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: d567760c409f981d35fc755b51d5bf56a99a467b
+refs/heads/master: 1974b1ae8852324a75fb8cfecbc7b758fd5a2c3c
diff --git a/trunk/drivers/block/nvme.c b/trunk/drivers/block/nvme.c
@@ -451,7 +451,8 @@ static int nvme_submit_bio_queue(struct nvme_queue *nvmeq, struct nvme_ns *ns,
 		dma_dir = DMA_FROM_DEVICE;
 	}
 
-	nvme_map_bio(nvmeq->q_dmadev, nbio, bio, dma_dir, psegs);
+	if (nvme_map_bio(nvmeq->q_dmadev, nbio, bio, dma_dir, psegs) == 0)
+		goto mapping_failed;
 
 	cmnd->rw.flags = 1;
 	cmnd->rw.command_id = cmdid;
@@ -471,6 +472,11 @@ static int nvme_submit_bio_queue(struct nvme_queue *nvmeq, struct nvme_ns *ns,
 
 	return 0;
 
+ mapping_failed:
+	free_nbio(nvmeq, nbio);
+	bio_endio(bio, -ENOMEM);
+	return 0;
+
  free_nbio:
 	free_nbio(nvmeq, nbio);
  congestion: