From c6fa1a96db26b22cdfb2055d8b1a79e8c40b1040 Mon Sep 17 00:00:00 2001 From: Yang Yingliang Date: Tue, 18 May 2021 13:04:15 +0800 Subject: [PATCH] w1: w1_therm: fix build warning in w1_seq_show() MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit 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: Yang Yingliang Link: https://lore.kernel.org/r/20210518050415.615783-1-yangyingliang@huawei.com Signed-off-by: Greg Kroah-Hartman --- drivers/w1/slaves/w1_therm.c | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) diff --git a/drivers/w1/slaves/w1_therm.c b/drivers/w1/slaves/w1_therm.c index a284da567ff9..ca70c5f03206 100644 --- a/drivers/w1/slaves/w1_therm.c +++ b/drivers/w1/slaves/w1_therm.c @@ -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;