linux-kernel - [PATCH 1/4] MFD: pcf50633: Fix bitfield logic in interrupt handler

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Message-Id: <1273623056-1243-2-git-send-email-lars@metafoo.de>
Date:	Wed, 12 May 2010 02:10:53 +0200
From:	Lars-Peter Clausen <lars@...afoo.de>
To:	sameo@...ux.intel.com
Cc:	fercerpav@...il.com, linux-kernel@...r.kernel.org,
	Lars-Peter Clausen <lars@...afoo.de>
Subject: [PATCH 1/4] MFD: pcf50633: Fix bitfield logic in interrupt handler

Those constants are alreay bitfields.

Signed-off-by: Lars-Peter Clausen <lars@...afoo.de>
---
 drivers/mfd/pcf50633-core.c |    8 ++++----
 1 files changed, 4 insertions(+), 4 deletions(-)

diff --git a/drivers/mfd/pcf50633-core.c b/drivers/mfd/pcf50633-core.c
index d66f389..6f7fb60 100644
--- a/drivers/mfd/pcf50633-core.c
+++ b/drivers/mfd/pcf50633-core.c
@@ -354,18 +354,18 @@ static void pcf50633_irq_worker(struct work_struct *work)
 	if (pcf_int[0] & (PCF50633_INT1_USBINS | PCF50633_INT1_USBREM)) {
 		chgstat = pcf50633_reg_read(pcf, PCF50633_REG_MBCS2);
 		if (chgstat & (0x3 << 4))
-			pcf_int[0] &= ~(1 << PCF50633_INT1_USBREM);
+			pcf_int[0] &= ~PCF50633_INT1_USBREM;
 		else
-			pcf_int[0] &= ~(1 << PCF50633_INT1_USBINS);
+			pcf_int[0] &= ~PCF50633_INT1_USBINS;
 	}
 
 	/* Make sure only one of ADPINS or ADPREM is set */
 	if (pcf_int[0] & (PCF50633_INT1_ADPINS | PCF50633_INT1_ADPREM)) {
 		chgstat = pcf50633_reg_read(pcf, PCF50633_REG_MBCS2);
 		if (chgstat & (0x3 << 4))
-			pcf_int[0] &= ~(1 << PCF50633_INT1_ADPREM);
+			pcf_int[0] &= ~PCF50633_INT1_ADPREM;
 		else
-			pcf_int[0] &= ~(1 << PCF50633_INT1_ADPINS);
+			pcf_int[0] &= ~PCF50633_INT1_ADPINS;
 	}
 
 	dev_dbg(pcf->dev, "INT1=0x%02x INT2=0x%02x INT3=0x%02x "
-- 
1.5.6.5

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