[PATCH] ext2: clean up dead code from mount code

The variable i is guaranteed to be the same as db_count given the previous
for loop.  So get rid of it since it's dead code.
Signed-off-by: N"Theodore Ts'o" <tytso@mit.edu>
Signed-off-by: NAndrew Morton <akpm@osdl.org>
Signed-off-by: NLinus Torvalds <torvalds@osdl.org>

fs/ext2/super.c

@@ -854,7 +854,6 @@ static int ext2_fill_super(struct super_block *sb, void *data, int silent)
 	}
 	if (!ext2_check_descriptors (sb)) {
 		printk ("EXT2-fs: group descriptors corrupted!\n");
-		db_count = i;
 		goto failed_mount2;
 	}
 	sbi->s_gdb_count = db_count;