block: remove dead code in scsi_ioctl:blk_verify_command

filter gets assigned the address of blk_default_cmd_filter on entry to this function, so the !filter condition can never be true. Signed-off-by: Dave Jones <[email protected]> Signed-off-by: Jens Axboe <[email protected]>
Blub · May 29, 2014 · da52f22 · da52f22
1 parent 4b57052
commit da52f22
Showing 1 changed file with 0 additions and 4 deletions.
diff --git a/block/scsi_ioctl.c b/block/scsi_ioctl.c
@@ -205,10 +205,6 @@ int blk_verify_command(unsigned char *cmd, fmode_t has_write_perm)
 	if (capable(CAP_SYS_RAWIO))
 		return 0;
 
-	/* if there's no filter set, assume we're filtering everything out */
-	if (!filter)
-		return -EPERM;
-
 	/* Anybody who can open the device can do a read-safe command */
 	if (test_bit(cmd[0], filter->read_ok))
 		return 0;