diff --git a/drivers/staging/media/imx/imx7-mipi-csis.c b/drivers/staging/media/imx/imx7-mipi-csis.c index bd587e550d99..c6cd60896969 100644 --- a/drivers/staging/media/imx/imx7-mipi-csis.c +++ b/drivers/staging/media/imx/imx7-mipi-csis.c @@ -694,6 +694,7 @@ static int mipi_csis_s_stream(struct v4l2_subdev *mipi_sd, int enable) return ret; mipi_csis_clear_counters(state); + ret = pm_runtime_get_sync(&state->pdev->dev); if (ret < 0) { pm_runtime_put_noidle(&state->pdev->dev); @@ -701,10 +702,11 @@ static int mipi_csis_s_stream(struct v4l2_subdev *mipi_sd, int enable) } ret = v4l2_subdev_call(state->src_sd, core, s_power, 1); if (ret < 0 && ret != -ENOIOCTLCMD) - return ret; + goto done; } mutex_lock(&state->lock); + if (enable) { if (state->flags & ST_SUSPENDED) { ret = -EBUSY; @@ -732,7 +734,9 @@ static int mipi_csis_s_stream(struct v4l2_subdev *mipi_sd, int enable) unlock: mutex_unlock(&state->lock); - if (!enable) + +done: + if (!enable || ret < 0) pm_runtime_put(&state->pdev->dev); return ret;