Delay loops in r8152 should break out if RTL8152_INACCESSIBLE is set
so that they don't delay too long if the device becomes
inaccessible. Add the break to the loop in r8153_aldps_en().
Fixes: 4214cc550bf9 ("r8152: check if disabling ALDPS is finished")
Reviewed-by: Grant Grundler <grundler@xxxxxxxxxxxx>
Signed-off-by: Douglas Anderson <dianders@xxxxxxxxxxxx>
---
Changes in v2:
- Added Fixes tag to RTL8152_INACCESSIBLE patches.
- Split RTL8152_INACCESSIBLE patches by the commit the loop came from.
drivers/net/usb/r8152.c | 2 ++
1 file changed, 2 insertions(+)
diff --git a/drivers/net/usb/r8152.c b/drivers/net/usb/r8152.c
index 26db3f6b3aa1..aca7dd7b4090 100644
--- a/drivers/net/usb/r8152.c
+++ b/drivers/net/usb/r8152.c
@@ -5803,6 +5803,8 @@ static void r8153_aldps_en(struct r8152 *tp, bool enable)
data &= ~EN_ALDPS;
ocp_reg_write(tp, OCP_POWER_CFG, data);
for (i = 0; i < 20; i++) {
+ if (test_bit(RTL8152_INACCESSIBLE, &tp->flags))
+ return;
usleep_range(1000, 2000);
if (ocp_read_word(tp, MCU_TYPE_PLA, 0xe000) & 0x0100)
break;
--
2.43.0.rc1.413.gea7ed67945-goog
