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: Tomi Valkeinen tomi.valkeinen@ti.com Cc: David Airlie airlied@linux.ie Cc: Daniel Vetter daniel@ffwll.ch Cc: Laurent Pinchart laurent.pinchart@ideasonboard.com Cc: Sebastian Reichel sebastian.reichel@collabora.com Cc: Jyri Sarha jsarha@ti.com Cc: Tony Lindgren tony@atomide.com Cc: zhong jiang zhongjiang@huawei.com Cc: dri-devel@lists.freedesktop.org Signed-off-by: Greg Kroah-Hartman gregkh@linuxfoundation.org --- drivers/gpu/drm/omapdrm/dss/dss.c | 11 ++--------- 1 file changed, 2 insertions(+), 9 deletions(-)
diff --git a/drivers/gpu/drm/omapdrm/dss/dss.c b/drivers/gpu/drm/omapdrm/dss/dss.c index 55e68863ef15..83b973813394 100644 --- a/drivers/gpu/drm/omapdrm/dss/dss.c +++ b/drivers/gpu/drm/omapdrm/dss/dss.c @@ -934,7 +934,6 @@ dss_debugfs_create_file(struct dss_device *dss, const char *name, void *data) { struct dss_debugfs_entry *entry; - struct dentry *d;
entry = kzalloc(sizeof(*entry), GFP_KERNEL); if (!entry) @@ -942,15 +941,9 @@ dss_debugfs_create_file(struct dss_device *dss, const char *name,
entry->show_fn = show_fn; entry->data = data; + entry->dentry = debugfs_create_file(name, 0444, dss->debugfs.root, + entry, &dss_debug_fops);
- d = debugfs_create_file(name, 0444, dss->debugfs.root, entry, - &dss_debug_fops); - if (IS_ERR(d)) { - kfree(entry); - return ERR_CAST(d); - } - - entry->dentry = d; return entry; }