[PATCH v3 01/13] media: uvcvideo: drop error check of debugfs_create_dir()

From: Chunfeng Yun
Date: Thu Nov 14 2019 - 05:41:53 EST


No need check the return value of debugfs_create_dir()

Signed-off-by: Chunfeng Yun <chunfeng.yun@xxxxxxxxxxxx>
---
v3: no changes

v2:
1. abandon new API usb_debugfs_create_dir(), and drop error check
---
drivers/media/usb/uvc/uvc_debugfs.c | 10 +---------
1 file changed, 1 insertion(+), 9 deletions(-)

diff --git a/drivers/media/usb/uvc/uvc_debugfs.c b/drivers/media/usb/uvc/uvc_debugfs.c
index d2b109959d82..2b8af4b54117 100644
--- a/drivers/media/usb/uvc/uvc_debugfs.c
+++ b/drivers/media/usb/uvc/uvc_debugfs.c
@@ -108,15 +108,7 @@ void uvc_debugfs_cleanup_stream(struct uvc_streaming *stream)

void uvc_debugfs_init(void)
{
- struct dentry *dir;
-
- dir = debugfs_create_dir("uvcvideo", usb_debug_root);
- if (IS_ERR_OR_NULL(dir)) {
- uvc_printk(KERN_INFO, "Unable to create debugfs directory\n");
- return;
- }
-
- uvc_debugfs_root_dir = dir;
+ uvc_debugfs_root_dir = debugfs_create_dir("uvcvideo", usb_debug_root);
}

void uvc_debugfs_cleanup(void)
--
2.23.0