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Subject[PATCH 07/10] staging: r8188eu: improve timeout handling in LPS_RF_ON_check
Date
Use the standard kernel functions to define and check the timeout in
LPS_RF_ON_check.

Signed-off-by: Martin Kaiser <martin@kaiser.cx>
---
drivers/staging/r8188eu/core/rtw_pwrctrl.c | 5 ++---
1 file changed, 2 insertions(+), 3 deletions(-)

diff --git a/drivers/staging/r8188eu/core/rtw_pwrctrl.c b/drivers/staging/r8188eu/core/rtw_pwrctrl.c
index ffafeb7f9c47..1aebf9400f12 100644
--- a/drivers/staging/r8188eu/core/rtw_pwrctrl.c
+++ b/drivers/staging/r8188eu/core/rtw_pwrctrl.c
@@ -239,10 +239,9 @@ static bool lps_rf_on(struct adapter *adapter)
*/
static s32 LPS_RF_ON_check(struct adapter *padapter, u32 delay_ms)
{
- u32 start_time;
+ unsigned long timeout = jiffies + msecs_to_jiffies(delay_ms);
s32 err = 0;

- start_time = jiffies;
while (1) {
if (lps_rf_on(padapter))
break;
@@ -252,7 +251,7 @@ static s32 LPS_RF_ON_check(struct adapter *padapter, u32 delay_ms)
break;
}

- if (rtw_get_passing_time_ms(start_time) > delay_ms) {
+ if (time_after(jiffies, timeout)) {
err = -1;
break;
}
--
2.30.2
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