Commit 7252a360 ("scsi: ufs: Avoid busy-waiting by eliminating tag
conflicts") guarantees that 'tag' is not in use by any SCSI command.
Remove the check that returns early if a conflict occurs.

Link: https://lore.kernel.org/r/20211203231950.193369-6-bvanassche@acm.orgTested-by: NBean Huo <beanhuo@micron.com>
Reviewed-by: NBean Huo <beanhuo@micron.com>
Acked-by: NAvri Altman <avri.altman@wdc.com>
Signed-off-by: NBart Van Assche <bvanassche@acm.org>
Signed-off-by: NMartin K. Petersen <martin.petersen@oracle.com>