[Qemu-devel] [PULL 15/62] xen_disk: fix possible null-ptr dereference

[Kevin Wolf]

From: "Gonglei (Arei)" <address@hidden>

Signed-off-by: Gonglei <address@hidden>
Signed-off-by: Stefan Hajnoczi <address@hidden>
---
 hw/block/xen_disk.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/hw/block/xen_disk.c b/hw/block/xen_disk.c
index aed5b5b..a221d0b 100644
--- a/hw/block/xen_disk.c
+++ b/hw/block/xen_disk.c
@@ -589,6 +589,7 @@ static int blk_send_response_one(struct ioreq *ioreq)
         break;
     default:
         dst = NULL;
+        return 0;
     }
     memcpy(dst, &resp, sizeof(resp));
     blkdev->rings.common.rsp_prod_pvt++;
-- 
1.8.3.1