scsi: target: Remove redundant assignment to variable ret

The variable ret is being initialized with a value that is never read, the
assignment is redundant and can be removed.

Link: https://lore.kernel.org/r/20210721101519.42299-1-colin.king@canonical.com
Signed-off-by: Colin Ian King <colin.king@canonical.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
Addresses-Coverity: ("Unused value")

drivers/target/iscsi/cxgbit/cxgbit_ddp.c

@@ -234,7 +234,7 @@ cxgbit_get_r2t_ttt(struct iscsi_conn *conn, struct iscsi_cmd *cmd,
 	struct cxgbit_device *cdev = csk->com.cdev;
 	struct cxgbit_cmd *ccmd = iscsit_priv_cmd(cmd);
 	struct cxgbi_task_tag_info *ttinfo = &ccmd->ttinfo;
-	int ret = -EINVAL;
+	int ret;
 
 	if ((!ccmd->setup_ddp) ||
 	    (!test_bit(CSK_DDP_ENABLE, &csk->com.flags)))

drivers/target/loopback/tcm_loop.c

@@ -241,7 +241,7 @@ static int tcm_loop_abort_task(struct scsi_cmnd *sc)
 {
 	struct tcm_loop_hba *tl_hba;
 	struct tcm_loop_tpg *tl_tpg;
-	int ret = FAILED;
+	int ret;
 
 	/*
 	 * Locate the tcm_loop_hba_t pointer
@@ -261,7 +261,7 @@ static int tcm_loop_device_reset(struct scsi_cmnd *sc)
 {
 	struct tcm_loop_hba *tl_hba;
 	struct tcm_loop_tpg *tl_tpg;
-	int ret = FAILED;
+	int ret;
 
 	/*
 	 * Locate the tcm_loop_hba_t pointer

drivers/target/target_core_iblock.c

@@ -83,7 +83,7 @@ static int iblock_configure_device(struct se_device *dev)
 	struct blk_integrity *bi;
 	fmode_t mode;
 	unsigned int max_write_zeroes_sectors;
-	int ret = -ENOMEM;
+	int ret;
 
 	if (!(ib_dev->ibd_flags & IBDF_HAS_UDEV_PATH)) {
 		pr_err("Missing udev_path= parameters for IBLOCK\n");