target: tcm_loop: Delete two unnecessary variable initialisations in tcm_loop_issue_tmr()

The variables "se_cmd" and "tl_cmd" will eventually be set to appropriate
pointers a bit later.
Thus omit the explicit initialisation at the beginning.
Signed-off-by: Markus Elfring <elfring@users.sourceforge.net>
Signed-off-by: Nicholas Bellinger <nab@linux-iscsi.org>

drivers/target/loopback/tcm_loop.c

@@ -203,10 +203,10 @@ static int tcm_loop_queuecommand(struct Scsi_Host *sh, struct scsi_cmnd *sc)
 static int tcm_loop_issue_tmr(struct tcm_loop_tpg *tl_tpg,
 			      u64 lun, int task, enum tcm_tmreq_table tmr)
 {
-	struct se_cmd *se_cmd = NULL;
+	struct se_cmd *se_cmd;
 	struct se_session *se_sess;
 	struct tcm_loop_nexus *tl_nexus;
-	struct tcm_loop_cmd *tl_cmd = NULL;
+	struct tcm_loop_cmd *tl_cmd;
 	int ret = TMR_FUNCTION_FAILED, rc;
 
 	/*