linux-kernel - [PATCH] power:sbs-manager: Fix double shift of select reg

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Date:   Thu, 15 Feb 2018 15:13:33 -0800
From:   "James A. MacInnes" <james.a.macinnes@...il.com>
To:     sre@...nel.org, linux-pm@...r.kernel.org,
        linux-kernel@...r.kernel.org
Cc:     "James A. MacInnes" <james.a.macinnes@...il.com>
Subject: [PATCH] power:sbs-manager: Fix double shift of select reg

1 << BIT() causes double shift when the macro is unwrapped
removed extra "1 <<"
---
 drivers/power/supply/sbs-manager.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/power/supply/sbs-manager.c b/drivers/power/supply/sbs-manager.c
index ccb4217..cb6e8f6 100644
--- a/drivers/power/supply/sbs-manager.c
+++ b/drivers/power/supply/sbs-manager.c
@@ -183,7 +183,7 @@ static int sbsm_select(struct i2c_mux_core *muxc, u32 chan)
 		return ret;
 
 	/* chan goes from 1 ... 4 */
-	reg = 1 << BIT(SBSM_SMB_BAT_OFFSET + chan);
+	reg = BIT(SBSM_SMB_BAT_OFFSET + chan);
 	ret = sbsm_write_word(data->client, SBSM_CMD_BATSYSSTATE, reg);
 	if (ret)
 		dev_err(dev, "Failed to select channel %i\n", chan);
-- 
2.7.4