[PATCH 5.4 015/411] b43: Fix assigning negative value to unsigned variable

Greg Kroah-Hartman
2022-06-13T10:59:39Z

From: Haowen Bai <baihaowen@meizu.com>

[ Upstream commit 11800d893b38e0e12d636c170c1abc19c43c730c ]

fix warning reported by smatch:
drivers/net/wireless/broadcom/b43/phy_n.c:585 b43_nphy_adjust_lna_gain_table()
warn: assigning (-2) to unsigned variable '*(lna_gain[0])'

Signed-off-by: Haowen Bai <baihaowen@meizu.com>
Signed-off-by: Kalle Valo <kvalo@kernel.org>
Link: https://lore.kernel.org/r/1648203315-28093-1-git-send-email-baihaowen@meizu.com
Signed-off-by: Sasha Levin <sashal@kernel.org>
---
drivers/net/wireless/broadcom/b43/phy_n.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/net/wireless/broadcom/b43/phy_n.c b/drivers/net/wireless/broadcom/b43/phy_n.c
index 32ce1b42ce08..0ef62ef77af6 100644
--- a/drivers/net/wireless/broadcom/b43/phy_n.c
+++ b/drivers/net/wireless/broadcom/b43/phy_n.c
@@ -582,7 +582,7 @@ static void b43_nphy_adjust_lna_gain_table(struct b43_wldev *dev)
u16 data[4];
s16 gain[2];
u16 minmax[2];
- static const u16 lna_gain[4] = { -2, 10, 19, 25 };
+ static const s16 lna_gain[4] = { -2, 10, 19, 25 };

if (nphy->hang_avoid)
b43_nphy_stay_in_carrier_search(dev, 1);
--
2.35.1