closes issue #11294; missed the conditional unlock of the contexts when the hash table is used instead; also, used the ast_free_ptr as advised.

git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@89792 65c4cc65-6c06-0410-ace0-fbb531ad65f3

main/pbx.c

@@ -3604,7 +3604,8 @@ static struct ast_context *find_context_locked(const char *context)
 			return c;
 	}
 #endif
-	ast_unlock_contexts();
+	if (!c)
+		ast_unlock_contexts();
 
 	return c;
 }

pbx/pbx_config.c

@@ -1000,7 +1000,7 @@ static char *handle_cli_dialplan_add_extension(struct ast_cli_entry *e, int cmd,
 	if (!app_data)
 		app_data="";
 	if (ast_add_extension(a->argv[5], a->argc == 7 ? 1 : 0, exten, iprior, NULL, cidmatch, app,
-		(void *)strdup(app_data), ast_free, registrar)) {
+		(void *)strdup(app_data), ast_free_ptr, registrar)) {
 		switch (errno) {
 		case ENOMEM:
 			ast_cli(a->fd, "Out of free memory\n");