[PATCH 13/21] drm/omapdrm: remove checks for return value of drm_debugfs functions.

From: Wambui Karuga
Date: Thu Feb 27 2020 - 07:03:39 EST


Since 987d65d01356 (drm: debugfs: make
drm_debugfs_create_files() never fail), there is no need to ever check
the return value for drm_debugfs_create_files(). Therefore remove the
checks for the return value and subsequent error handling in
omap_debugfs_init().

These changes also enables the changing of omap_debugfs_init() to return
void.

Signed-off-by: Wambui Karuga <wambui.karugax@xxxxxxxxx>
---
drivers/gpu/drm/omapdrm/omap_debugfs.c | 29 +++++++-------------------
drivers/gpu/drm/omapdrm/omap_drv.h | 2 +-
2 files changed, 8 insertions(+), 23 deletions(-)

diff --git a/drivers/gpu/drm/omapdrm/omap_debugfs.c b/drivers/gpu/drm/omapdrm/omap_debugfs.c
index 34dfb33145b4..b57fbe8a0ac2 100644
--- a/drivers/gpu/drm/omapdrm/omap_debugfs.c
+++ b/drivers/gpu/drm/omapdrm/omap_debugfs.c
@@ -80,31 +80,16 @@ static struct drm_info_list omap_dmm_debugfs_list[] = {
{"tiler_map", tiler_map_show, 0},
};

-int omap_debugfs_init(struct drm_minor *minor)
+void omap_debugfs_init(struct drm_minor *minor)
{
- struct drm_device *dev = minor->dev;
- int ret;
-
- ret = drm_debugfs_create_files(omap_debugfs_list,
- ARRAY_SIZE(omap_debugfs_list),
- minor->debugfs_root, minor);
-
- if (ret) {
- dev_err(dev->dev, "could not install omap_debugfs_list\n");
- return ret;
- }
+ drm_debugfs_create_files(omap_debugfs_list,
+ ARRAY_SIZE(omap_debugfs_list),
+ minor->debugfs_root, minor);

if (dmm_is_available())
- ret = drm_debugfs_create_files(omap_dmm_debugfs_list,
- ARRAY_SIZE(omap_dmm_debugfs_list),
- minor->debugfs_root, minor);
-
- if (ret) {
- dev_err(dev->dev, "could not install omap_dmm_debugfs_list\n");
- return ret;
- }
-
- return ret;
+ drm_debugfs_create_files(omap_dmm_debugfs_list,
+ ARRAY_SIZE(omap_dmm_debugfs_list),
+ minor->debugfs_root, minor);
}

#endif
diff --git a/drivers/gpu/drm/omapdrm/omap_drv.h b/drivers/gpu/drm/omapdrm/omap_drv.h
index 7c4b66efcaa7..8a1fac680138 100644
--- a/drivers/gpu/drm/omapdrm/omap_drv.h
+++ b/drivers/gpu/drm/omapdrm/omap_drv.h
@@ -82,6 +82,6 @@ struct omap_drm_private {
};


-int omap_debugfs_init(struct drm_minor *minor);
+void omap_debugfs_init(struct drm_minor *minor);

#endif /* __OMAPDRM_DRV_H__ */
--
2.25.0