scsi: ufs: ufs-qcom: Remove impossible check

The "dev_req_params" pointer points to inside the middle of a struct so it
can't be NULL.  Removing this impossible condition is nice because now we
don't need to consider the correct error code for that situation.

Link: https://lore.kernel.org/r/Y/yA3niWUcGYgBU8@kili
Fixes: f06fcc71 ("scsi: ufs-qcom: add QUniPro hardware support and power optimizations")
Signed-off-by: NDan Carpenter <error27@gmail.com>
Signed-off-by: NMartin K. Petersen <martin.petersen@oracle.com>

drivers/ufs/host/ufs-qcom.c

@@ -1177,7 +1177,7 @@ static int ufs_qcom_clk_scale_notify(struct ufs_hba *hba,
 			err = ufs_qcom_clk_scale_down_post_change(hba);
 
 
-		if (err || !dev_req_params) {
+		if (err) {
 			ufshcd_uic_hibern8_exit(hba);
 			return err;
 		}