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Diffstat (limited to 'net/8021q/vlan.c')
-rw-r--r--net/8021q/vlan.c6
1 files changed, 5 insertions, 1 deletions
diff --git a/net/8021q/vlan.c b/net/8021q/vlan.c
index 91e412b0ab00..67465b65abe4 100644
--- a/net/8021q/vlan.c
+++ b/net/8021q/vlan.c
@@ -753,6 +753,8 @@ static int vlan_ioctl_handler(void __user *arg)
753 break; 753 break;
754 case GET_VLAN_REALDEV_NAME_CMD: 754 case GET_VLAN_REALDEV_NAME_CMD:
755 err = vlan_dev_get_realdev_name(args.device1, args.u.device2); 755 err = vlan_dev_get_realdev_name(args.device1, args.u.device2);
756 if (err)
757 goto out;
756 if (copy_to_user(arg, &args, 758 if (copy_to_user(arg, &args,
757 sizeof(struct vlan_ioctl_args))) { 759 sizeof(struct vlan_ioctl_args))) {
758 err = -EFAULT; 760 err = -EFAULT;
@@ -761,6 +763,8 @@ static int vlan_ioctl_handler(void __user *arg)
761 763
762 case GET_VLAN_VID_CMD: 764 case GET_VLAN_VID_CMD:
763 err = vlan_dev_get_vid(args.device1, &vid); 765 err = vlan_dev_get_vid(args.device1, &vid);
766 if (err)
767 goto out;
764 args.u.VID = vid; 768 args.u.VID = vid;
765 if (copy_to_user(arg, &args, 769 if (copy_to_user(arg, &args,
766 sizeof(struct vlan_ioctl_args))) { 770 sizeof(struct vlan_ioctl_args))) {
@@ -774,7 +778,7 @@ static int vlan_ioctl_handler(void __user *arg)
774 __FUNCTION__, args.cmd); 778 __FUNCTION__, args.cmd);
775 return -EINVAL; 779 return -EINVAL;
776 }; 780 };
777 781out:
778 return err; 782 return err;
779} 783}
780 784