More (v)snprintf-related buffer over-allocations removed

Also took out an unnecessary memset in getPlayerErrorStr

git-svn-id: https://svn.musicpd.org/mpd/trunk@5396 09075e82-0dd4-0310-85a5-a0d7c8717e4f

src/myfprintf.c

@@ -50,7 +50,7 @@ static void blockingWrite(const int fd, const char *string, size_t len)
 
 void vfdprintf(const int fd, const char *fmt, va_list args)
 {
-	static char buffer[BUFFER_LENGTH + 1];
+	static char buffer[BUFFER_LENGTH];
 	char *buf = buffer;
 	size_t len;