linux-kernel - [PATCH] brcm80211: brcmsmac: phy

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Message-Id: <20230813212343.245521-1-artem.chernyshev@red-soft.ru>
Date:   Mon, 14 Aug 2023 00:23:43 +0300
From:   Artem Chernyshev <artem.chernyshev@...-soft.ru>
To:     Franky Lin <franky.lin@...adcom.com>
Cc:     Artem Chernyshev <artem.chernyshev@...-soft.ru>,
        Hante Meuleman <hante.meuleman@...adcom.com>,
        Arend van Spriel <aspriel@...il.com>,
        Kalle Valo <kvalo@...nel.org>, linux-wireless@...r.kernel.org,
        brcm80211-dev-list.pdl@...adcom.com,
        SHA-cyfmac-dev-list@...ineon.com, linux-kernel@...r.kernel.org,
        lvc-project@...uxtesting.org
Subject: [PATCH] brcm80211: brcmsmac: phy_cmn: Remove unreachable code

Since wlc_phy_txpwr_srom_read_nphy() in wlc_phy_attach_nphy()
can not return false it's impossible to get true value in this
if statement

Found by Linux Verification Center (linuxtesting.org) with SVACE.

Signed-off-by: Artem Chernyshev <artem.chernyshev@...-soft.ru>
---
 drivers/net/wireless/broadcom/brcm80211/brcmsmac/phy/phy_cmn.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmsmac/phy/phy_cmn.c b/drivers/net/wireless/broadcom/brcm80211/brcmsmac/phy/phy_cmn.c
index ccc621b8ed9f..07f83ff5a54a 100644
--- a/drivers/net/wireless/broadcom/brcm80211/brcmsmac/phy/phy_cmn.c
+++ b/drivers/net/wireless/broadcom/brcm80211/brcmsmac/phy/phy_cmn.c
@@ -551,8 +551,7 @@ wlc_phy_attach(struct shared_phy *sh, struct bcma_device *d11core,
 		if (!pi->phycal_timer)
 			goto err;
 
-		if (!wlc_phy_attach_nphy(pi))
-			goto err;
+		wlc_phy_attach_nphy(pi);
 
 	} else if (ISLCNPHY(pi)) {
 		if (!wlc_phy_attach_lcnphy(pi))
-- 
2.37.3