Commit c6fa1a96 authored by Yang Yingliang's avatar Yang Yingliang Committed by Greg Kroah-Hartman
Browse files

w1: w1_therm: fix build warning in w1_seq_show() 



Fix the following build warning:

  drivers/w1/slaves/w1_therm.c: In function ‘w1_seq_show’:
  drivers/w1/slaves/w1_therm.c:2059:6: warning: variable ‘rv’ set but not used [-Wunused-but-set-variable]
    int rv;
        ^~

Signed-off-by: default avatarYang Yingliang <yangyingliang@huawei.com>
Link: https://lore.kernel.org/r/20210518050415.615783-1-yangyingliang@huawei.com


Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent 6a072b2e

drivers/w1/slaves/w1_therm.c

+1 −2
Original line number Diff line number Diff line
@@ -2056,7 +2056,6 @@ static ssize_t w1_seq_show(struct device *device, 
{

	struct w1_slave *sl = dev_to_w1_slave(device);

	ssize_t c = PAGE_SIZE;

	int rv;

	int i;

	u8 ack;

	u64 rn;
@@ -2084,7 +2083,7 @@ static ssize_t w1_seq_show(struct device *device, 
			goto error;



		w1_write_8(sl->master, W1_42_COND_READ);

		rv = w1_read_block(sl->master, (u8 *)&rn, 8);

		w1_read_block(sl->master, (u8 *)&rn, 8);

		reg_num = (struct w1_reg_num *) &rn;

		if (reg_num->family == W1_42_FINISHED_BYTE)

			break;