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drm/tegra: debugfs cleanup cannot fail

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The debugfs cleanup code never fails, so no error is returned. Therefore
the functions can all return void instead.

Signed-off-by: Thierry Reding <treding@nvidia.com>
This commit is contained in:
Thierry Reding
2014-12-19 15:47:30 +01:00
parent 6fad8f66d7
commit 4009c22420
3 changed files with 9 additions and 27 deletions
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13
drivers/gpu/drm/tegra/hdmi.c
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@@ -1310,7 +1310,7 @@ remove:
return err;
}
static int tegra_hdmi_debugfs_exit(struct tegra_hdmi *hdmi)
static void tegra_hdmi_debugfs_exit(struct tegra_hdmi *hdmi)
{
drm_debugfs_remove_files(hdmi->debugfs_files, ARRAY_SIZE(debugfs_files),
hdmi->minor);
@@ -1321,8 +1321,6 @@ static int tegra_hdmi_debugfs_exit(struct tegra_hdmi *hdmi)
debugfs_remove(hdmi->debugfs);
hdmi->debugfs = NULL;
return 0;
}
static int tegra_hdmi_init(struct host1x_client *client)
@@ -1393,7 +1391,6 @@ static int tegra_hdmi_init(struct host1x_client *client)
static int tegra_hdmi_exit(struct host1x_client *client)
{
struct tegra_hdmi *hdmi = host1x_client_to_hdmi(client);
int err;
tegra_output_exit(&hdmi->output);
@@ -1404,12 +1401,8 @@ static int tegra_hdmi_exit(struct host1x_client *client)
regulator_disable(hdmi->pll);
regulator_disable(hdmi->hdmi);
if (IS_ENABLED(CONFIG_DEBUG_FS)) {
err = tegra_hdmi_debugfs_exit(hdmi);
if (err < 0)
dev_err(client->dev, "debugfs cleanup failed: %d\n",
err);
}
if (IS_ENABLED(CONFIG_DEBUG_FS))
tegra_hdmi_debugfs_exit(hdmi);
return 0;
}