From e656bdb83cee144fe243b4eacd9fe8a0768c19be Mon Sep 17 00:00:00 2001 From: Michael Vetter Date: Thu, 25 Mar 2021 11:34:14 +0100 Subject: message: fix possible segfault in _message_handler --- src/xmpp/message.c | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) (limited to 'src') diff --git a/src/xmpp/message.c b/src/xmpp/message.c index 54be543c..a88956f9 100644 --- a/src/xmpp/message.c +++ b/src/xmpp/message.c @@ -162,12 +162,12 @@ _message_handler(xmpp_conn_t* const conn, xmpp_stanza_t* const stanza, void* con // type according to RFC 6121 const char* type = xmpp_stanza_get_type(stanza); - if (g_strcmp0(type, STANZA_TYPE_ERROR) == 0) { + if (type && g_strcmp0(type, STANZA_TYPE_ERROR) == 0) { _handle_error(stanza); - } else if (g_strcmp0(type, STANZA_TYPE_GROUPCHAT) == 0) { + } else if (type && g_strcmp0(type, STANZA_TYPE_GROUPCHAT) == 0) { // XEP-0045: Multi-User Chat _handle_groupchat(stanza); - } else if (g_strcmp0(type, STANZA_TYPE_HEADLINE) == 0) { + } else if (type && g_strcmp0(type, STANZA_TYPE_HEADLINE) == 0) { _handle_headline(stanza); } else if (type == NULL || g_strcmp0(type, STANZA_TYPE_CHAT) != 0 || g_strcmp0(type, STANZA_TYPE_NORMAL) != 0) { // type: chat, normal (==NULL) -- cgit 1.4.1-2-gfad0