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media: si21xx: use time_is_before_jiffies() instead of open coding it

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Use the helper function time_is_{before,after}_jiffies() to improve
code readability.

Signed-off-by: Wang Qing <wangqing@vivo.com>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
This commit is contained in:
Wang Qing 2022-02-14 17:55:46 -08:00 committed by Hans Verkuil
parent fecd363ae2
commit 1bcf233f1b
1 changed files with 1 additions and 1 deletions
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drivers/media/dvb-frontends/si21xx.c
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@ -336,7 +336,7 @@ static int si21xx_wait_diseqc_idle(struct si21xx_state *state, int timeout)
dprintk("%s\n", __func__);
while ((si21_readreg(state, LNB_CTRL_REG_1) & 0x8) == 8) {
if (jiffies - start > timeout) {
if (time_is_before_jiffies(start + timeout)) {
dprintk("%s: timeout!!\n", __func__);
return -ETIMEDOUT;
}