[Qemu-devel] [PATCH] qdev: Fix crash on -device '?=x'

[Markus Armbruster]

Spotted by Coverity.

Signed-off-by: Markus Armbruster <arm...@redhat.com>
---
 hw/qdev.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/hw/qdev.c b/hw/qdev.c
index 50976dd..106407f 100644
--- a/hw/qdev.c
+++ b/hw/qdev.c
@@ -186,7 +186,7 @@ int qdev_device_help(QemuOpts *opts)
         return 1;
     }
 
-    if (!qemu_opt_get(opts, "?")) {
+    if (!driver || !qemu_opt_get(opts, "?")) {
         return 0;
     }
 
-- 
1.7.6.4