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sti: 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: Benjamin Gaignard <benjamin.gaignard@linaro.org>
Cc: Vincent Abriou <vincent.abriou@st.com>
Cc: David Airlie <airlied@linux.ie>
Cc: Daniel Vetter <daniel@ffwll.ch>
Cc: dri-devel@lists.freedesktop.org
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: Benjamin Gaignard <benjamin.gaignard@linaro.org>
Link: https://patchwork.freedesktop.org/patch/msgid/20190613114618.GD13119@kroah.com
This commit is contained in:
Greg Kroah-Hartman 2019-06-13 13:46:18 +02:00 committed by Benjamin Gaignard
parent b792e64021
commit 150c6624a6
1 changed files with 2 additions and 8 deletions
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10
drivers/gpu/drm/sti/sti_drv.c
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@ -96,7 +96,6 @@ static struct drm_info_list sti_drm_dbg_list[] = {
static int sti_drm_dbg_init(struct drm_minor *minor) static int sti_drm_dbg_init(struct drm_minor *minor)
{ {
struct dentry *dentry;
int ret; int ret;
ret = drm_debugfs_create_files(sti_drm_dbg_list, ret = drm_debugfs_create_files(sti_drm_dbg_list,
@ -105,13 +104,8 @@ static int sti_drm_dbg_init(struct drm_minor *minor)
if (ret) if (ret)
goto err; goto err;
dentry = debugfs_create_file("fps_show", S_IRUGO | S_IWUSR, debugfs_create_file("fps_show", S_IRUGO | S_IWUSR, minor->debugfs_root,
minor->debugfs_root, minor->dev, minor->dev, &sti_drm_fps_fops);
&sti_drm_fps_fops);
if (!dentry) {
ret = -ENOMEM;
goto err;
}
DRM_INFO("%s: debugfs installed\n", DRIVER_NAME); DRM_INFO("%s: debugfs installed\n", DRIVER_NAME);
return 0; return 0;