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net: core: filter: mark expected switch fall-through

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In preparation to enabling -Wimplicit-fallthrough, mark switch cases
where we are expecting to fall through.

Warning level 2 was used: -Wimplicit-fallthrough=2

Signed-off-by: Gustavo A. R. Silva <gustavo@embeddedor.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Gustavo A. R. Silva 2018-07-04 17:34:37 -05:00 committed by David S. Miller
parent 3cc87d0399
commit 2cc0608e42
1 changed files with 1 additions and 0 deletions
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net/core/filter.c
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@ -4660,6 +4660,7 @@ bpf_base_func_proto(enum bpf_func_id func_id)
case BPF_FUNC_trace_printk:
if (capable(CAP_SYS_ADMIN))
return bpf_get_trace_printk_proto();
/* else: fall through */
default:
return NULL;
}