Biofinish the request if we cannot malloc in ad_start.

1 files changed, 4 insertions, 3 deletions

diff --git a/sys/dev/ata/ata-disk.c b/sys/dev/ata/ata-disk.c
index 9193c65..8523c33 100644
--- a/sys/dev/ata/ata-disk.c
+++ b/sys/dev/ata/ata-disk.c
@@ -356,8 +356,12 @@ ad_start(struct ata_device *atadev)
 	    return;
     }
 
+    /* remove request from drive queue */
+    bioq_remove(&adp->queue, bp); 
+
     if (!(request = malloc(sizeof(struct ad_request), M_AD, M_NOWAIT|M_ZERO))) {
 	ata_prtdev(atadev, "out of memory in start\n");
+	biofinish(bp, NULL, ENOMEM);
 	return;
     }
 
@@ -377,9 +381,6 @@ ad_start(struct ata_device *atadev)
     /* insert in tag array */
     adp->tags[tag] = request;
 
-    /* remove from drive queue */
-    bioq_remove(&adp->queue, bp); 
-
     /* link onto controller queue */
     TAILQ_INSERT_TAIL(&atadev->channel->ata_queue, request, chain);
 }