Minki/linux
1
0
Fork 1
mirror of https://github.com/torvalds/linux.git synced 2024-09-21 15:33:19 +00:00
Code Issues Packages Projects Releases Wiki Activity

w1: w1_therm: fix build warning in w1_seq_show()

Browse Source 
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 <yangyingliang@huawei.com>
Link: https://lore.kernel.org/r/20210518050415.615783-1-yangyingliang@huawei.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Yang Yingliang 2021-05-18 13:04:15 +08:00 committed by Greg Kroah-Hartman
parent 6a072b2e37
commit c6fa1a96db
1 changed files with 1 additions and 2 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

3
drivers/w1/slaves/w1_therm.c
View File

@ -2056,7 +2056,6 @@ static ssize_t w1_seq_show(struct device *device,
{ {
struct w1_slave *sl = dev_to_w1_slave(device); struct w1_slave *sl = dev_to_w1_slave(device);
ssize_t c = PAGE_SIZE; ssize_t c = PAGE_SIZE;
int rv;
int i; int i;
u8 ack; u8 ack;
u64 rn; u64 rn;
@ -2084,7 +2083,7 @@ static ssize_t w1_seq_show(struct device *device,
goto error; goto error;
w1_write_8(sl->master, W1_42_COND_READ); 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; reg_num = (struct w1_reg_num *) &rn;
if (reg_num->family == W1_42_FINISHED_BYTE) if (reg_num->family == W1_42_FINISHED_BYTE)
break; break;