[PATCH] misc: isl29020: fix signedness bug

Vasiliy Kulikov
2010-10-28T11:14:13Z

i2c_smbus_write_byte_data() may return negative error code. This is not
seen to als_sensing_range_store() as the result is stored in unsigned int.
Made it signed.

Signed-off-by: Vasiliy Kulikov <segooon@gmail.com>
---
Compile tested.

drivers/misc/isl29020.c | 2 +-
1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/drivers/misc/isl29020.c b/drivers/misc/isl29020.c
index 34fe835..629d31e 100644
--- a/drivers/misc/isl29020.c
+++ b/drivers/misc/isl29020.c
@@ -87,7 +87,7 @@ static ssize_t als_sensing_range_store(struct device *dev,
struct device_attribute *attr, const char *buf, size_t count)
{
struct i2c_client *client = to_i2c_client(dev);
- unsigned int ret_val;
+ int ret_val;
unsigned long val;

if (strict_strtoul(buf, 10, &val))
--
1.7.0.4