netdev - [PATCH V3] b43legacy: Fix assigning negative value to unsigned variable

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Date:   Fri, 25 Mar 2022 18:17:13 +0800
From:   Haowen Bai <baihaowen@...zu.com>
To:     <kvalo@...nel.org>, <davem@...emloft.net>, <kuba@...nel.org>,
        <pabeni@...hat.com>
CC:     <linux-wireless@...r.kernel.org>, <b43-dev@...ts.infradead.org>,
        <netdev@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
        Haowen Bai <baihaowen@...zu.com>
Subject: [PATCH V3] b43legacy: Fix assigning negative value to unsigned variable

fix warning reported by smatch:
drivers/net/wireless/broadcom/b43legacy/phy.c:1181 b43legacy_phy_lo_b_measure()
warn: assigning (-772) to unsigned variable 'fval'

Signed-off-by: Haowen Bai <baihaowen@...zu.com>
---
V1->V2: modify title of this patch
V2->V3: modify prefix of title b43legacy

 drivers/net/wireless/broadcom/b43legacy/phy.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/net/wireless/broadcom/b43legacy/phy.c b/drivers/net/wireless/broadcom/b43legacy/phy.c
index 05404fb..c1395e6 100644
--- a/drivers/net/wireless/broadcom/b43legacy/phy.c
+++ b/drivers/net/wireless/broadcom/b43legacy/phy.c
@@ -1123,7 +1123,7 @@ void b43legacy_phy_lo_b_measure(struct b43legacy_wldev *dev)
 	struct b43legacy_phy *phy = &dev->phy;
 	u16 regstack[12] = { 0 };
 	u16 mls;
-	u16 fval;
+	s16 fval;
 	int i;
 	int j;
 
-- 
2.7.4