--- fat.c.old	2006-01-30 08:51:38.000000000 +0100
+++ fat.c	2006-03-06 21:55:29.000000000 +0100
@@ -281,6 +281,9 @@
 	goto found;
 
 fat32:
+	if (memcmp(vs->type.fat32.magic, "FAT32   ", 8) != 0)
+		return -1;
+
 	strcpy(id->type_version, "FAT32");
 
 	/* FAT32 root dir is a cluster chain like any other directory */