From: Arthur Simchaev <Arthur.Simchaev@wdc.com>
Date: Sun, 11 Dec 2022 13:05:08 +0000 (+0200)
Subject: scsi: ufs: core: Remove redundant wb check
X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=358ae02f47783c1d2a8033e50563ea1a9d176c15;p=linux.git

scsi: ufs: core: Remove redundant wb check

We used to use the extended-feature field in the device descriptor as an
indication that the device supported UFS 2.2 or later.  Remove that as this
check is specifically done few lines above.

Signed-off-by: Arthur Simchaev <Arthur.Simchaev@wdc.com>
Reviewed-by: Bart Van Assche <bvanassche@acm.org>
Reviewed-by: Bean Huo <beanhuo@micron.com>
Reviewed-by: Stanley Chu <stanley.chu@mediatek.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
---

diff --git a/drivers/ufs/core/ufshcd.c b/drivers/ufs/core/ufshcd.c
index 2dbe24977822f..2e47c69d9b049 100644
--- a/drivers/ufs/core/ufshcd.c
+++ b/drivers/ufs/core/ufshcd.c
@@ -7608,10 +7608,6 @@ static void ufshcd_wb_probe(struct ufs_hba *hba, const u8 *desc_buf)
 	     (hba->dev_quirks & UFS_DEVICE_QUIRK_SUPPORT_EXTENDED_FEATURES)))
 		goto wb_disabled;
 
-	if (hba->desc_size[QUERY_DESC_IDN_DEVICE] <
-	    DEVICE_DESC_PARAM_EXT_UFS_FEATURE_SUP + 4)
-		goto wb_disabled;
-
 	ext_ufs_feature = get_unaligned_be32(desc_buf +
 					DEVICE_DESC_PARAM_EXT_UFS_FEATURE_SUP);