[libvirt PATCH v2 2/3] nodedev: handle failure to generate mdevctl cmd

[Jonathon Jongsma <jjongsma@xxxxxxxxxx>]

Coverity complained that the 'default' case of the switch in
nodeDeviceGetMdevctlCommand() was falling through without initializing
'cmd'. Return NULL in this case even though it should never happen.

Signed-off-by: Jonathon Jongsma <jjongsma@xxxxxxxxxx>
Reviewed-by: Michal Privoznik <mprivozn@xxxxxxxxxx>
---
 src/node_device/node_device_driver.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/node_device/node_device_driver.c b/src/node_device/node_device_driver.c
index e565cc29ec..49f3cc166d 100644
--- a/src/node_device/node_device_driver.c
+++ b/src/node_device/node_device_driver.c
@@ -743,7 +743,7 @@ nodeDeviceGetMdevctlCommand(virNodeDeviceDef *def,
     case MDEVCTL_CMD_LAST:
     default:
         /* SHOULD NEVER HAPPEN */
-        break;
+        return NULL;
     }
 
     switch (cmd_type) {
-- 
2.26.3