[PATCH] firmware: cs_dsp: Fix memory leak on cs_dsp_power_up() error path

[Richard Fitzgerald]

If cs_dsp_power_up() fails on or after cs_dsp_load() mark the controls
disabled and free the alg regions.

Fixes: f6bc909e7673c ("firmware: cs_dsp: add driver to support firmware loading on Cirrus Logic DSPs")
Signed-off-by: Richard Fitzgerald <rf@xxxxxxxxxxxxxxxxxxxxx>
---
 drivers/firmware/cirrus/cs_dsp.c | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/drivers/firmware/cirrus/cs_dsp.c b/drivers/firmware/cirrus/cs_dsp.c
index 844c68036975f..4dcce87685d33 100644
--- a/drivers/firmware/cirrus/cs_dsp.c
+++ b/drivers/firmware/cirrus/cs_dsp.c
@@ -2793,6 +2793,7 @@ int cs_dsp_power_up(struct cs_dsp *dsp,
 		    const struct firmware *coeff_firmware, const char *coeff_filename,
 		    const char *fw_name)
 {
+	struct cs_dsp_coeff_ctl *ctl;
 	int ret;
 
 	mutex_lock(&dsp->pwr_lock);
@@ -2838,6 +2839,11 @@ int cs_dsp_power_up(struct cs_dsp *dsp,
 
 	return 0;
 err_ena:
+	list_for_each_entry(ctl, &dsp->ctl_list, list)
+		ctl->enabled = 0;
+
+	cs_dsp_free_alg_regions(dsp);
+
 	if (dsp->ops->disable_core)
 		dsp->ops->disable_core(dsp);
 err_mem:
-- 
2.47.3