From: Shuming Fan shumingf@realtek.com

The _sdw_prepare_stream function just returns the error code when compute_params callback failed. The cumulative bus bandwidth will keep the value and won't be decreased by sdw_deprepare_stream function. We should restore the value of cumulative bus bandwidth when compute_params callback failed.

Signed-off-by: Shuming Fan shumingf@realtek.com Reviewed-by: Paul Olaru paul.olaru@oss.nxp.com Reviewed-by: Rander Wang rander.wang@intel.com Reviewed-by: Pierre-Louis Bossart pierre-louis.bossart@linux.intel.com Signed-off-by: Bard Liao yung-chuan.liao@linux.intel.com --- drivers/soundwire/stream.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/soundwire/stream.c b/drivers/soundwire/stream.c index 8c6da1739e3d..136b6850a3f0 100644 --- a/drivers/soundwire/stream.c +++ b/drivers/soundwire/stream.c @@ -1369,7 +1369,7 @@ static int _sdw_prepare_stream(struct sdw_stream_runtime *stream, if (ret < 0) { dev_err(bus->dev, "Compute params failed: %d\n", ret); - return ret; + goto restore_params; } }