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alpn: allow NULL alpn in role struct when scanning for match

Browse source 
https://github.com/warmcat/libwebsockets/issues/1262
This commit is contained in:
Andy Green 2018-05-01 18:15:52 +08:00
parent f497562a62
commit f1c56bc233
1 changed files with 1 additions and 1 deletions
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2
lib/context.c
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@ -83,7 +83,7 @@ lws_role_call_alpn_negotiated(struct lws *wsi, const char *alpn)
lwsl_info("%s: '%s'\n", __func__, alpn);
LWS_FOR_EVERY_AVAILABLE_ROLE_START(ar)
if (!strcmp(ar->alpn, alpn) && ar->alpn_negotiated)
if (ar->alpn && !strcmp(ar->alpn, alpn) && ar->alpn_negotiated)
return ar->alpn_negotiated(wsi, alpn);
LWS_FOR_EVERY_AVAILABLE_ROLE_END;
#endif