scsi: elx: efct: Fix error handling in efct_hw_init()

Fix to return negative error code -ENOMEM from the error handling case
instead of 0. Also fix typo in error message.

Link: https://lore.kernel.org/r/20210617024837.1023069-1-weiyongjun1@huawei.com
Fixes: 4df84e84 ("scsi: elx: efct: Driver initialization routines")
Reported-by: Hulk Robot <hulkci@huawei.com>
Reviewed-by: James Smart <jsmart2021@gmail.com>
Signed-off-by: Wei Yongjun <weiyongjun1@huawei.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>

drivers/scsi/elx/efct/efct_hw.c

@@ -1044,8 +1044,8 @@ efct_hw_init(struct efct_hw *hw)
 	 */
 	hw->wq_reqtag_pool = efct_hw_reqtag_pool_alloc(hw);
 	if (!hw->wq_reqtag_pool) {
-		efc_log_err(hw->os, "efct_hw_reqtag_init failed %d\n", rc);
-		return rc;
+		efc_log_err(hw->os, "efct_hw_reqtag_pool_alloc failed\n");
+		return -ENOMEM;
 	}
 
 	rc = efct_hw_setup_io(hw);