BUILD: http_act: use __fallthrough in parse_http_del_header()

This avoids one build warning when preprocessing happens before compiling
with gcc >= 7.

diff --git a/src/http_act.c b/src/http_act.c
index b370861fdfc055c817dca283db901481ad5eb396..d4da43983cc899d8a732004ab420a96b840abd8d 100644 (file)
--- a/src/http_act.c
+++ b/src/http_act.c
@@ -1733,7 +1733,7 @@ static enum act_parse_ret parse_http_del_header(const char **args, int *orig_arg
                case PAT_MATCH_REG:
                        if (!(rule->arg.http.re = regex_comp(rule->arg.http.str.ptr, 1, 1, err)))
                                return ACT_RET_PRS_ERR;
-                       /* fall through */
+                       __fallthrough;
                case PAT_MATCH_STR:
                case PAT_MATCH_BEG:
                case PAT_MATCH_END: