res_pjsip: Fix warning by deferring implicit type cast.

Mac doesn't like the comparison of -1 to an enum, so store the result of
ast_sip_str_to_dtmf to an int so we can check for the negative return
value.  ast_sip_str_to_dtmf returns an int so this is only delaying the
implicit type cast.

Change-Id: I0c262c1719ee951aae1f437d733a301cf5f8ad29

diff --git a/res/res_pjsip/pjsip_configuration.c b/res/res_pjsip/pjsip_configuration.c
index 81234d695c09e41548c1cd5341af2d817140fa32..d2e7b2b692835b58d676a918d3c5b0271cf55d2a 100644 (file)
--- a/res/res_pjsip/pjsip_configuration.c
+++ b/res/res_pjsip/pjsip_configuration.c
@@ -368,7 +368,7 @@ static int contact_acl_to_str(const void *obj, const intptr_t *args, char **buf)
 static int dtmf_handler(const struct aco_option *opt, struct ast_variable *var, void *obj)
 {
        struct ast_sip_endpoint *endpoint = obj;
-       enum ast_sip_dtmf_mode dtmf = ast_sip_str_to_dtmf(var->value);
+       int dtmf = ast_sip_str_to_dtmf(var->value);
 
        if (dtmf == -1) {
                return -1;