From: Tao Zhang quic_taozha@quicinc.com
commit 692c9a499b286ea478f41b23a91fe3873b9e1326 upstream.
The input parameter of the function pm_runtime_put should be the same in the function cti_enable_hw and cti_disable_hw. The correct parameter to use here should be dev->parent.
Signed-off-by: Tao Zhang quic_taozha@quicinc.com Reviewed-by: Leo Yan leo.yan@linaro.org Fixes: 835d722ba10a ("coresight: cti: Initial CoreSight CTI Driver") Cc: stable stable@vger.kernel.org Link: https://lore.kernel.org/r/1629365377-5937-1-git-send-email-quic_taozha@quici... Signed-off-by: Mathieu Poirier mathieu.poirier@linaro.org Signed-off-by: Greg Kroah-Hartman gregkh@linuxfoundation.org --- drivers/hwtracing/coresight/coresight-cti-core.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
--- a/drivers/hwtracing/coresight/coresight-cti-core.c +++ b/drivers/hwtracing/coresight/coresight-cti-core.c @@ -174,7 +174,7 @@ static int cti_disable_hw(struct cti_drv coresight_disclaim_device_unlocked(drvdata->base); CS_LOCK(drvdata->base); spin_unlock(&drvdata->spinlock); - pm_runtime_put(dev); + pm_runtime_put(dev->parent); return 0;
/* not disabled this call */