linux-kernel - [PATCH 12/22] lp8727_charger: clean up lp8727_is_charger

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Message-ID: <A874F61F95741C4A9BA573A70FE3998F41EF1F04@DQHE02.ent.ti.com>
Date:	Fri, 31 Aug 2012 09:25:22 +0000
From:	"Kim, Milo" <Milo.Kim@...com>
To:	Anton Vorontsov <anton.vorontsov@...aro.org>
CC:	David Woodhouse <dwmw2@...radead.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: [PATCH 12/22] lp8727_charger: clean up lp8727_is_charger_attached()

 Change return type as boolean.
 Remove unnecessary check routine for NULL string.
 (Power supply name is always valid when the function is executed.)

Signed-off-by: Milo(Woogyom) Kim <milo.kim@...com>
---
 drivers/power/lp8727_charger.c |   14 ++++++--------
 1 file changed, 6 insertions(+), 8 deletions(-)

diff --git a/drivers/power/lp8727_charger.c b/drivers/power/lp8727_charger.c
index 254bbe0..658518b 100644
--- a/drivers/power/lp8727_charger.c
+++ b/drivers/power/lp8727_charger.c
@@ -124,16 +124,14 @@ static int lp8727_write_byte(struct lp8727_chg *pchg, u8 reg, u8 data)
 	return ret;
 }
 
-static int lp8727_is_charger_attached(const char *name, int id)
+static bool lp8727_is_charger_attached(const char *name, int id)
 {
-	if (name) {
-		if (!strcmp(name, "ac"))
-			return (id == LP8727_ID_TA || id == LP8727_ID_DEDICATED_CHG) ? 1 : 0;
-		else if (!strcmp(name, "usb"))
-			return (id == LP8727_ID_USB_CHG) ? 1 : 0;
-	}
+	if (!strcmp(name, "ac"))
+		return id == LP8727_ID_TA || id == LP8727_ID_DEDICATED_CHG;
+	else if (!strcmp(name, "usb"))
+		return id == LP8727_ID_USB_CHG;
 
-	return (id >= LP8727_ID_TA && id <= LP8727_ID_USB_CHG) ? 1 : 0;
+	return id >= LP8727_ID_TA && id <= LP8727_ID_USB_CHG;
 }
 
 static int lp8727_init_device(struct lp8727_chg *pchg)
-- 
1.7.9.5


Best Regards,
Milo


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