Fix wrong calloc() size in label resolving.

src/sbbs3/unbaja.c

@@ -1299,7 +1299,8 @@ void decompile(FILE *bin, FILE *srcfile)
 	char	*labels;
 	size_t	currpos=0;
 
-	labels=(char *)calloc(1,filelength(fileno(srcfile)));
+	currpos=filelength(fileno(bin));
+	labels=(char *)calloc(1,filelength(fileno(bin)));
 	if(labels==NULL) {
 		printf("ERROR allocating memory for labels\n");
 		return;