| Message ID | 20200506101116.GA77004@mwanda |
|---|---|
| State | New |
| Headers | show |
| Series | power: bq25890: unlock on error paths in bq25890_resume() | expand |
diff --git a/drivers/power/supply/bq25890_charger.c b/drivers/power/supply/bq25890_charger.c index 9339e216651ff..20b9824ef5acd 100644 --- a/drivers/power/supply/bq25890_charger.c +++ b/drivers/power/supply/bq25890_charger.c @@ -978,21 +978,22 @@ static int bq25890_resume(struct device *dev) ret = bq25890_get_chip_state(bq, &bq->state); if (ret < 0) - return ret; + goto unlock; /* Re-enable ADC only if charger is plugged in. */ if (bq->state.online) { ret = bq25890_field_write(bq, F_CONV_START, 1); if (ret < 0) - return ret; + goto unlock; } /* signal userspace, maybe state changed while suspended */ power_supply_changed(bq->charger); +unlock: mutex_unlock(&bq->lock); - return 0; + return ret; } #endif
We introduced some new locking here, but need to update the error paths so they unlock before returning. Fixes: 72d9cd9cdc18 ("power: bq25890: protect view of the chip's state") Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com> --- drivers/power/supply/bq25890_charger.c | 7 ++++--- 1 file changed, 4 insertions(+), 3 deletions(-)