badblocks: Remove 4096 blocksize limit

There is no need to prohibit the use of block sizes larger than 4k in
the badblocks program.

Signed-off-by: "Theodore Ts'o" <tytso@mit.edu>

misc/badblocks.c

@@ -1010,11 +1010,6 @@ int main (int argc, char ** argv)
 		switch (c) {
 		case 'b':
 			block_size = parse_uint(optarg, "block size");
-			if (block_size > 4096) {
-				com_err (program_name, 0,
-					 _("bad block size - %s"), optarg);
-				exit (1);
-			}
 			break;
 		case 'f':
 			force++;