remove almost all of the checks of the result from ast_strdupa() or alloca().

As it turns out, all of these checks were useless, because alloca will never
return NULL.


git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@26451 65c4cc65-6c06-0410-ace0-fbb531ad65f3

indications.c

@@ -213,10 +213,9 @@ int ast_playtones_start(struct ast_channel *chan, int vol, const char *playlst,
 {
 	char *s, *data = ast_strdupa(playlst); /* cute */
 	struct playtones_def d = { vol, -1, 0, 1, NULL};
-	char *stringp=NULL;
+	char *stringp;
 	char *separator;
-	if (!data)
-		return -1;
+	
 	if (vol < 1)
 		d.vol = 7219; /* Default to -8db */