On Thu, 13 Jun 2019, Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx> wrote:
> 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@xxxxxxxxxxxxxxx>
> Cc: Joonas Lahtinen <joonas.lahtinen@xxxxxxxxxxxxxxx>
> Cc: Rodrigo Vivi <rodrigo.vivi@xxxxxxxxx>
> Cc: David Airlie <airlied@xxxxxxxx>
> Cc: Daniel Vetter <daniel@xxxxxxxx>
> Cc: intel-gfx@xxxxxxxxxxxxxxxxxxxxx
> Cc: dri-devel@xxxxxxxxxxxxxxxxxxxxx
> Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
Thanks, looks good, but for some reason this was not picked up by our
CI. I resent it with hopes we'll get some test results too.
BR,
Jani.
> ---
> drivers/gpu/drm/i915/i915_debugfs.c | 20 +++++++-------------
> 1 file changed, 7 insertions(+), 13 deletions(-)
>
> diff --git a/drivers/gpu/drm/i915/i915_debugfs.c b/drivers/gpu/drm/i915/i915_debugfs.c
> index 5823ffb17821..bd5cf8ec254d 100644
> --- a/drivers/gpu/drm/i915/i915_debugfs.c
> +++ b/drivers/gpu/drm/i915/i915_debugfs.c
> @@ -4648,23 +4648,17 @@ 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,
--
Jani Nikula, Intel Open Source Graphics Center
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