linux-kernel - [patch] clockevents: signedness bug checking sysfs_get

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Message-ID: <20130621062032.GB10873@elgon.mountain>
Date:	Fri, 21 Jun 2013 09:20:32 +0300
From:	Dan Carpenter <dan.carpenter@...cle.com>
To:	Thomas Gleixner <tglx@...utronix.de>
Cc:	linux-kernel@...r.kernel.org, kernel-janitors@...r.kernel.org
Subject: [patch] clockevents: signedness bug checking sysfs_get_uname()

We check "if (ret < 0) " later so it has to be signed.

Signed-off-by: Dan Carpenter <dan.carpenter@...cle.com>

diff --git a/kernel/time/clockevents.c b/kernel/time/clockevents.c
index 38959c8..30554b9 100644
--- a/kernel/time/clockevents.c
+++ b/kernel/time/clockevents.c
@@ -584,7 +584,7 @@ static ssize_t sysfs_unbind_tick_dev(struct device *dev,
 				     const char *buf, size_t count)
 {
 	char name[CS_NAME_LEN];
-	size_t ret = sysfs_get_uname(buf, name, count);
+	ssize_t ret = sysfs_get_uname(buf, name, count);
 	struct clock_event_device *ce;
 
 	if (ret < 0)
diff --git a/kernel/time/clocksource.c b/kernel/time/clocksource.c
index e713ef7..228ace1 100644
--- a/kernel/time/clocksource.c
+++ b/kernel/time/clocksource.c
@@ -897,7 +897,7 @@ static ssize_t sysfs_override_clocksource(struct device *dev,
 					  struct device_attribute *attr,
 					  const char *buf, size_t count)
 {
-	size_t ret;
+	ssize_t ret;
 
 	mutex_lock(&clocksource_mutex);
 
@@ -925,7 +925,7 @@ static ssize_t sysfs_unbind_clocksource(struct device *dev,
 {
 	struct clocksource *cs;
 	char name[CS_NAME_LEN];
-	size_t ret;
+	ssize_t ret;
 
 	ret = sysfs_get_uname(buf, name, count);
 	if (ret < 0)
--
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