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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 <gustavo@embeddedor.com> Signed-off-by: David S. Miller <davem@davemloft.net>
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1 changed files with 3 additions and 0 deletions
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@ -697,6 +697,7 @@ static struct sk_buff *receive_small(struct net_device *dev,
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goto xdp_xmit;
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default:
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bpf_warn_invalid_xdp_action(act);
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/* fall through */
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case XDP_ABORTED:
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trace_xdp_exception(vi->dev, xdp_prog, act);
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case XDP_DROP:
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@ -876,8 +877,10 @@ static struct sk_buff *receive_mergeable(struct net_device *dev,
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goto xdp_xmit;
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default:
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bpf_warn_invalid_xdp_action(act);
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/* fall through */
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case XDP_ABORTED:
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trace_xdp_exception(vi->dev, xdp_prog, act);
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/* fall through */
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case XDP_DROP:
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if (unlikely(xdp_page != page))
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__free_pages(xdp_page, 0);
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