From: kernel test robot <lkp@xxxxxxxxx> drivers/net/vxlan/vxlan_core.c:2962:5-8: Unneeded variable: "ret". Return "0" on line 2971 Remove unneeded variable used to store return value. Generated by: scripts/coccinelle/misc/returnvar.cocci Fixes: f9c4bb0b245c ("vxlan: vni filtering support on collect metadata device") CC: Roopa Prabhu <roopa@xxxxxxxxxx> Reported-by: kernel test robot <lkp@xxxxxxxxx> Signed-off-by: kernel test robot <lkp@xxxxxxxxx> --- tree: https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git master head: 6d72dda014a4753974eb08950089ddf71fec4f60 commit: f9c4bb0b245cee35ef66f75bf409c9573d934cf9 [8808/13988] vxlan: vni filtering support on collect metadata device :::::: branch date: 3 days ago :::::: commit date: 3 weeks ago drivers/net/vxlan/vxlan_core.c | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) --- a/drivers/net/vxlan/vxlan_core.c +++ b/drivers/net/vxlan/vxlan_core.c @@ -2959,7 +2959,6 @@ static void vxlan_flush(struct vxlan_dev static int vxlan_stop(struct net_device *dev) { struct vxlan_dev *vxlan = netdev_priv(dev); - int ret = 0; vxlan_multicast_leave(vxlan); @@ -2968,7 +2967,7 @@ static int vxlan_stop(struct net_device vxlan_flush(vxlan, false); vxlan_sock_release(vxlan); - return ret; + return 0; } /* Stub, nothing needs to be done. */