diff options
| author | Yang Guang <yang.guang5@zte.com.cn> | 2021-12-21 12:15:59 +0300 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2021-12-21 12:38:13 +0300 |
| commit | e233897b1f7a859092bd20b10bfd412013381a10 (patch) | |
| tree | 050340e35f52ef013216b751db2cac42b8293ab5 /drivers | |
| parent | c95cc0d95702523f8f361b802c9b7d4eeae07f5d (diff) | |
| download | linux-e233897b1f7a859092bd20b10bfd412013381a10.tar.xz | |
w1: w1_therm: use swap() to make code cleaner
Use the macro 'swap()' defined in 'include/linux/minmax.h' to avoid
opencoding it.
Reported-by: Zeal Robot <zealci@zte.com.cn>
Signed-off-by: David Yang <davidcomponentone@gmail.com>
Signed-off-by: Yang Guang <yang.guang5@zte.com.cn>
Link: https://lore.kernel.org/r/cb14f9e6e86cf8494ed2ddce6eec8ebd988908d9.1640077704.git.yang.guang5@zte.com.cn
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/w1/slaves/w1_therm.c | 7 |
1 files changed, 3 insertions, 4 deletions
diff --git a/drivers/w1/slaves/w1_therm.c b/drivers/w1/slaves/w1_therm.c index ca70c5f03206..565578002d79 100644 --- a/drivers/w1/slaves/w1_therm.c +++ b/drivers/w1/slaves/w1_therm.c @@ -1785,7 +1785,7 @@ static ssize_t alarms_store(struct device *device, u8 new_config_register[3]; /* array of data to be written */ int temp, ret; char *token = NULL; - s8 tl, th, tt; /* 1 byte per value + temp ring order */ + s8 tl, th; /* 1 byte per value + temp ring order */ char *p_args, *orig; p_args = orig = kmalloc(size, GFP_KERNEL); @@ -1836,9 +1836,8 @@ static ssize_t alarms_store(struct device *device, th = int_to_short(temp); /* Reorder if required th and tl */ - if (tl > th) { - tt = tl; tl = th; th = tt; - } + if (tl > th) + swap(tl, th); /* * Read the scratchpad to change only the required bits |