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drm/i915: no need to check return value of debugfs_create functions 

When calling debugfs functions, there is no need to ever check the
return value.  The function can work or not, but the code logic should
never do something different based on this.

Cc: Jani Nikula <jani.nikula@linux.intel.com>
Cc: Joonas Lahtinen <joonas.lahtinen@linux.intel.com>
Cc: Rodrigo Vivi <rodrigo.vivi@intel.com>
Cc: David Airlie <airlied@linux.ie>
Cc: Daniel Vetter <daniel@ffwll.ch>
Cc: intel-gfx@lists.freedesktop.org
Cc: dri-devel@lists.freedesktop.org
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: Jani Nikula <jani.nikula@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20190613145229.21389-1-jani.nikula@intel.com
This commit is contained in:
Greg Kroah-Hartman 2019-06-13 17:52:29 +03:00 committed by Jani Nikula
parent df0566a641
commit 0780f3b6f0
1 changed files with 7 additions and 13 deletions
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20
drivers/gpu/drm/i915/i915_debugfs.c
View File

@ -4444,23 +4444,17 @@ static const struct i915_debugfs_files {
int i915_debugfs_register(struct drm_i915_private *dev_priv)
{
struct drm_minor *minor = dev_priv->drm.primary;
struct dentry *ent;
int i;
ent = debugfs_create_file("i915_forcewake_user", S_IRUSR,
minor->debugfs_root, to_i915(minor->dev),
&i915_forcewake_fops);
if (!ent)
return -ENOMEM;
debugfs_create_file("i915_forcewake_user", S_IRUSR, minor->debugfs_root,
to_i915(minor->dev), &i915_forcewake_fops);
for (i = 0; i < ARRAY_SIZE(i915_debugfs_files); i++) {
ent = debugfs_create_file(i915_debugfs_files[i].name,
S_IRUGO | S_IWUSR,
minor->debugfs_root,
to_i915(minor->dev),
i915_debugfs_files[i].fops);
if (!ent)
return -ENOMEM;
debugfs_create_file(i915_debugfs_files[i].name,
S_IRUGO | S_IWUSR,
minor->debugfs_root,
to_i915(minor->dev),
i915_debugfs_files[i].fops);
}
return drm_debugfs_create_files(i915_debugfs_list,