[PATCH v4 14/22] drm/tegra: hdmi: Unwind tegra_hdmi_init() errors

Dmitry Osipenko
2021-12-04T14:38:12Z

Add missing error unwinding to tegra_hdmi_init(), for consistency.

Signed-off-by: Dmitry Osipenko <digetx@gmail.com>
---
drivers/gpu/drm/tegra/hdmi.c | 15 ++++++++++++---
1 file changed, 12 insertions(+), 3 deletions(-)

diff --git a/drivers/gpu/drm/tegra/hdmi.c b/drivers/gpu/drm/tegra/hdmi.c
index 3242baddc5e7..cc42476fd023 100644
--- a/drivers/gpu/drm/tegra/hdmi.c
+++ b/drivers/gpu/drm/tegra/hdmi.c
@@ -1456,22 +1456,31 @@ static int tegra_hdmi_init(struct host1x_client *client)
if (err < 0) {
dev_err(client->dev, "failed to enable HDMI regulator: %d\n",
err);
- return err;
+ goto output_exit;
}

err = regulator_enable(hdmi->pll);
if (err < 0) {
dev_err(hdmi->dev, "failed to enable PLL regulator: %d\n", err);
- return err;
+ goto disable_hdmi;
}

err = regulator_enable(hdmi->vdd);
if (err < 0) {
dev_err(hdmi->dev, "failed to enable VDD regulator: %d\n", err);
- return err;
+ goto disable_pll;
}

return 0;
+
+disable_pll:
+ regulator_disable(hdmi->pll);
+disable_hdmi:
+ regulator_disable(hdmi->hdmi);
+output_exit:
+ tegra_output_exit(&hdmi->output);
+
+ return err;
}

static int tegra_hdmi_exit(struct host1x_client *client)
--
2.33.1