From: Gustavo A. R. Silva Date: Sun, 5 Aug 2018 02:42:05 +0000 (-0500) Subject: virtio-net: mark expected switch fall-throughs X-Git-Tag: for-linus-20180825~89^2~124 X-Git-Url: https://git.kernel.dk/?a=commitdiff_plain;h=b633d4405bb276518812fbc20a5c61ce4cef25ae;p=linux-block.git virtio-net: mark expected switch fall-throughs In preparation to enabling -Wimplicit-fallthrough, mark switch cases where we are expecting to fall through. Addresses-Coverity-ID: 1402059 ("Missing break in switch") Addresses-Coverity-ID: 1402060 ("Missing break in switch") Addresses-Coverity-ID: 1402061 ("Missing break in switch") Signed-off-by: Gustavo A. R. Silva Signed-off-by: David S. Miller --- diff --git a/drivers/net/virtio_net.c b/drivers/net/virtio_net.c index 14f661cbae18..62311dde6e71 100644 --- a/drivers/net/virtio_net.c +++ b/drivers/net/virtio_net.c @@ -697,6 +697,7 @@ static struct sk_buff *receive_small(struct net_device *dev, goto xdp_xmit; default: bpf_warn_invalid_xdp_action(act); + /* fall through */ case XDP_ABORTED: trace_xdp_exception(vi->dev, xdp_prog, act); case XDP_DROP: @@ -876,8 +877,10 @@ static struct sk_buff *receive_mergeable(struct net_device *dev, goto xdp_xmit; default: bpf_warn_invalid_xdp_action(act); + /* fall through */ case XDP_ABORTED: trace_xdp_exception(vi->dev, xdp_prog, act); + /* fall through */ case XDP_DROP: if (unlikely(xdp_page != page)) __free_pages(xdp_page, 0);