From: Chunfeng Yun <chunfeng.yun@mediatek.com>
To: Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
Felipe Balbi <balbi@kernel.org>
Cc: Peter Chen <Peter.Chen@nxp.com>,
Alexandre Belloni <alexandre.belloni@bootlin.com>,
"Gustavo A. R. Silva" <gustavo@embeddedor.com>,
Yangtao Li <tiny.windzz@gmail.com>,
linux-kernel@vger.kernel.org,
Minas Harutyunyan <hminas@synopsys.com>,
Laurent Pinchart <laurent.pinchart@ideasonboard.com>,
Fabio Estevam <festevam@gmail.com>,
Florian Fainelli <f.fainelli@gmail.com>,
Robert Jarzmik <robert.jarzmik@free.fr>,
Kevin Cernekee <cernekee@gmail.com>,
Ludovic Desroches <ludovic.desroches@microchip.com>,
bcm-kernel-feedback-list@broadcom.com,
NXP Linux Team <linux-imx@nxp.com>,
Chunfeng Yun <chunfeng.yun@mediatek.com>,
Cristian Birsan <cristian.birsan@microchip.com>,
linux-media@vger.kernel.org,
Fabrizio Castro <fabrizio.castro@bp.renesas.com>,
Sascha Hauer <s.hauer@pengutronix.de>,
Haojian Zhuang <haojian.zhuang@gmail.com>,
Stephen Boyd <swboyd@chromium.org>,
linux-mediatek@lists.infradead.org,
Matthias Brugger <matthias.bgg@gmail.com>,
Mauro Carvalho Chehab <mchehab@kernel.org>,
Bin Liu <b-liu@ti.com>,
linux-arm-kernel@lists.infradead.org,
Biju Das <biju.das@bp.renesas.com>,
Yoshihiro Shimoda <yoshihiro.shimoda.uh@renesas.com>,
linux-usb@vger.kernel.org,
Nicolas Ferre <nicolas.ferre@microchip.com>,
Pengutronix Kernel Team <kernel@pengutronix.de>,
Colin Ian King <colin.king@canonical.com>,
Shawn Guo <shawnguo@kernel.org>, Daniel Mack <daniel@zonque.org>
Subject: [PATCH v2 01/13] media: uvcvideo: drop error check of debugfs_create_dir()
Date: Tue, 12 Nov 2019 14:51:47 +0800 [thread overview]
Message-ID: <1573541519-28488-1-git-send-email-chunfeng.yun@mediatek.com> (raw)
No need check the return value of debugfs_create_dir()
Signed-off-by: Chunfeng Yun <chunfeng.yun@mediatek.com>
---
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
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next reply other threads:[~2019-11-12 6:53 UTC|newest]
Thread overview: 20+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-11-12 6:51 Chunfeng Yun [this message]
2019-11-12 6:51 ` [PATCH v2 02/13] usb: chipidea: debug: create debugfs directory under usb root Chunfeng Yun
2019-11-12 6:51 ` [PATCH v2 03/13] usb: host: imx21: " Chunfeng Yun
2019-11-12 6:51 ` [PATCH v2 04/13] usb: dwc3: " Chunfeng Yun
2019-11-12 6:51 ` [PATCH v2 05/13] usb: musb: " Chunfeng Yun
2019-11-12 15:28 ` Bin Liu
2019-11-14 3:20 ` Greg Kroah-Hartman
2019-11-14 14:02 ` Bin Liu
2019-11-15 3:21 ` Greg Kroah-Hartman
2019-11-15 13:45 ` Bin Liu
2019-11-12 6:51 ` [PATCH v2 06/13] usb: musb: dsps: " Chunfeng Yun
2019-11-12 6:51 ` [PATCH v2 07/13] usb: dwc2: " Chunfeng Yun
2019-11-12 6:51 ` [PATCH v2 08/13] usb: gadget: bcm63xx_udc: " Chunfeng Yun
2019-11-12 6:51 ` [PATCH v2 09/13] usb: gadget: atmel: " Chunfeng Yun
2019-11-12 6:51 ` [PATCH v2 10/13] usb: gadget: udc: renesas_usb3: " Chunfeng Yun
2019-11-12 6:51 ` [PATCH v2 11/13] usb: gadget: pxa27x: " Chunfeng Yun
2019-11-12 6:51 ` [PATCH v2 12/13] usb: gadget: udc: gr_udc: " Chunfeng Yun
2019-11-14 3:21 ` Greg Kroah-Hartman
2019-11-14 8:24 ` Chunfeng Yun
2019-11-12 6:51 ` [PATCH v2 13/13] usb: gadget: udc: s3c2410_udc: " Chunfeng Yun
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