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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 <[email protected]>
Cc: Hong Liu <[email protected]>
Cc: Alan Cox <[email protected]>
Cc: Anantha Narayanan <[email protected]>
Signed-off-by: Andrew Morton <[email protected]>
Signed-off-by: Linus Torvalds <[email protected]>
This commit is contained in:
Vasiliy Kulikov 2010-11-11 14:05:11 -08:00 • committed by Linus Torvalds
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))