linux-kernel - [PATCH] phy: ti: j721e-wiz: Configure 'p_standard

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [thread-next>] [day] [month] [year] [list]

Message-ID: <20210331131417.15596-1-kishon@ti.com>
Date:   Wed, 31 Mar 2021 18:44:17 +0530
From:   Kishon Vijay Abraham I <kishon@...com>
To:     Kishon Vijay Abraham I <kishon@...com>,
        Vinod Koul <vkoul@...nel.org>
CC:     <linux-kernel@...r.kernel.org>, <linux-phy@...ts.infradead.org>,
        Lokesh Vutla <lokeshvutla@...com>
Subject: [PATCH] phy: ti: j721e-wiz: Configure 'p_standard_mode' only for DP/QSGMII

Configure 'p_standard_mode' only for DP/QSGMII as for other modes
it's not used as per the programming sequence. Add "continue" in the
else to prevent random value from being written to p_standard_mode.

Signed-off-by: Kishon Vijay Abraham I <kishon@...com>
---
 drivers/phy/ti/phy-j721e-wiz.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/drivers/phy/ti/phy-j721e-wiz.c b/drivers/phy/ti/phy-j721e-wiz.c
index 95905e5c4f3d..fc636233dbd6 100644
--- a/drivers/phy/ti/phy-j721e-wiz.c
+++ b/drivers/phy/ti/phy-j721e-wiz.c
@@ -340,6 +340,8 @@ static int wiz_mode_select(struct wiz *wiz)
 			mode = LANE_MODE_GEN1;
 		else if (wiz->lane_phy_type[i] == PHY_TYPE_QSGMII)
 			mode = LANE_MODE_GEN2;
+		else
+			continue;
 
 		ret = regmap_field_write(wiz->p_standard_mode[i], mode);
 		if (ret)
-- 
2.17.1