Merge pull request #2829 from Guozhanxin/netdev_fix

[netdev] Add a non-null judgment to the netstat command.
2019-07-04 11:28:35 +08:00 · 2019-07-04 11:28:35 +08:00 · add4037764
parent b6a0d722e0 04296e97b6
commit add4037764
1 changed files with 8 additions and 1 deletions
--- a/components/net/netdev/src/netdev.c
+++ b/components/net/netdev/src/netdev.c
@ -1159,7 +1159,14 @@ static void netdev_cmd_netstat(void)
        }
    }

-    netdev->ops->netstat(netdev);
+    if (netdev->ops->netstat != RT_NULL)
+    {
+        netdev->ops->netstat(netdev);
+    }
+    else
+    {
+        rt_kprintf("netstat: this command is not supported!\n");
+    }
 }

 int netdev_netstat(int argc, char **argv)