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-rw-r--r--package/switch/src/switch-robo.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/package/switch/src/switch-robo.c b/package/switch/src/switch-robo.c
index 5b849cb..f1160c8 100644
--- a/package/switch/src/switch-robo.c
+++ b/package/switch/src/switch-robo.c
@@ -269,6 +269,10 @@ static int robo_probe(char *devname)
printk("No such device\n");
return 1;
}
+ if (!robo.dev->netdev_ops || !robo.dev->netdev_ops->ndo_do_ioctl) {
+ printk("ndo_do_ioctl not implemented in ethernet driver\n");
+ return 1;
+ }
robo.device = devname;
for (i = 0; i < 5; i++)