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drivers/misc/apds9802als.c: fix signedness bug

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i2c_smbus_read_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>
Cc: Hong Liu <hong.liu@intel.com>
Cc: Alan Cox <alan@linux.intel.com>
Cc: Anantha Narayanan <anantha.narayanan@intel.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Vasiliy Kulikov 2010-11-11 14:05:11 -08:00 committed by Linus Torvalds
parent 90482e45e4
commit 1093736b3c
1 changed files with 1 additions and 1 deletions
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2
drivers/misc/apds9802als.c
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@ -123,7 +123,7 @@ static ssize_t als_sensing_range_store(struct device *dev,
{
struct i2c_client *client = to_i2c_client(dev);
struct als_data *data = i2c_get_clientdata(client);
unsigned int ret_val;
int ret_val;
unsigned long val;
if (strict_strtoul(buf, 10, &val))