linux-kernel - [PATCH v2 02/16] max2165: trival fix for some -Wuninitialized warning

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Message-Id: <1327960820-11867-3-git-send-email-danny.kukawka@bisect.de>
Date:	Mon, 30 Jan 2012 23:00:06 +0100
From:	Danny Kukawka <danny.kukawka@...ect.de>
To:	Mauro Carvalho Chehab <mchehab@...radead.org>
Cc:	linux-media@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: [PATCH v2 02/16] max2165: trival fix for some -Wuninitialized warning

Fix for some -Wuninitialized compiler warnings.

Signed-off-by: Danny Kukawka <danny.kukawka@...ect.de>
---
 drivers/media/common/tuners/max2165.c |    9 ++++++---
 1 files changed, 6 insertions(+), 3 deletions(-)

diff --git a/drivers/media/common/tuners/max2165.c b/drivers/media/common/tuners/max2165.c
index cb2c98f..ba84936 100644
--- a/drivers/media/common/tuners/max2165.c
+++ b/drivers/media/common/tuners/max2165.c
@@ -168,7 +168,7 @@ int fixpt_div32(u32 dividend, u32 divisor, u32 *quotient, u32 *fraction)
 	int i;
 
 	if (0 == divisor)
-		return -1;
+		return -EINVAL;
 
 	q = dividend / divisor;
 	remainder = dividend - q * divisor;
@@ -194,10 +194,13 @@ static int max2165_set_rf(struct max2165_priv *priv, u32 freq)
 	u8 tf_ntch;
 	u32 t;
 	u32 quotient, fraction;
+	int ret;
 
 	/* Set PLL divider according to RF frequency */
-	fixpt_div32(freq / 1000, priv->config->osc_clk * 1000,
-		&quotient, &fraction);
+	ret = fixpt_div32(freq / 1000, priv->config->osc_clk * 1000,
+			 &quotient, &fraction);
+	if (ret != 0)
+		return ret;
 
 	/* 20-bit fraction */
 	fraction >>= 12;
-- 
1.7.7.3

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