After changing ERROR();exit() to FATAL(), gcc incorrectly detects some

uninitialized variables and non-returning functions that return.  Let's
tell it to stfu.

git-svn-id: https://svn.musicpd.org/mpd/trunk@6277 09075e82-0dd4-0310-85a5-a0d7c8717e4f

src/state_file.c

@@ -106,5 +106,6 @@ void read_state_file(void)
 void mpd_noreturn state_file_fatal(void)
 {
 	FATAL("error parsing state file \"%s\"\n", sfpath);
+	exit(EXIT_FAILURE);
 }