From: Wang Qing <wangqing@xxxxxxxx>
It is better to use time_xxx() directly instead of jiffies judgment
for understanding.
Signed-off-by: Wang Qing <wangqing@xxxxxxxx>
---
drivers/media/dvb-frontends/si21xx.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/media/dvb-frontends/si21xx.c b/drivers/media/dvb-frontends/si21xx.c
index 001b235..1c6cf76
--- a/drivers/media/dvb-frontends/si21xx.c
+++ b/drivers/media/dvb-frontends/si21xx.c
@@ -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;
}
--
2.7.4
