linux-kernel - [PATCH 3/4] fbdev: omapfb: panel-sharp-ls037v7dw01: Make use of the helper function dev_err

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <20210917042414.17787-3-caihuoqing@baidu.com>
Date:   Fri, 17 Sep 2021 12:24:12 +0800
From:   Cai Huoqing <caihuoqing@...du.com>
To:     <caihuoqing@...du.com>
CC:     <linux-fbdev@...r.kernel.org>, <linux-omap@...r.kernel.org>,
        <dri-devel@...ts.freedesktop.org>, <linux-kernel@...r.kernel.org>
Subject: [PATCH 3/4] fbdev: omapfb: panel-sharp-ls037v7dw01: Make use of the helper function dev_err_probe()

When possible use dev_err_probe help to properly deal with the
PROBE_DEFER error, the benefit is that DEFER issue will be logged
in the devices_deferred debugfs file.
Using dev_err_probe() can reduce code size, and the error value
gets printed.

Signed-off-by: Cai Huoqing <caihuoqing@...du.com>
---
 .../fbdev/omap2/omapfb/displays/panel-sharp-ls037v7dw01.c  | 7 +++----
 1 file changed, 3 insertions(+), 4 deletions(-)

diff --git a/drivers/video/fbdev/omap2/omapfb/displays/panel-sharp-ls037v7dw01.c b/drivers/video/fbdev/omap2/omapfb/displays/panel-sharp-ls037v7dw01.c
index 602324c5c9f9..f1072c319de8 100644
--- a/drivers/video/fbdev/omap2/omapfb/displays/panel-sharp-ls037v7dw01.c
+++ b/drivers/video/fbdev/omap2/omapfb/displays/panel-sharp-ls037v7dw01.c
@@ -211,10 +211,9 @@ static int sharp_ls_probe_of(struct platform_device *pdev)
 	int r;
 
 	ddata->vcc = devm_regulator_get(&pdev->dev, "envdd");
-	if (IS_ERR(ddata->vcc)) {
-		dev_err(&pdev->dev, "failed to get regulator\n");
-		return PTR_ERR(ddata->vcc);
-	}
+	if (IS_ERR(ddata->vcc))
+		return dev_err_probe(&pdev->dev, PTR_ERR(ddata->vcc),
+				     "failed to get regulator\n");
 
 	/* lcd INI */
 	r = sharp_ls_get_gpio_of(&pdev->dev, 0, 0, "enable", &ddata->ini_gpio);
-- 
2.25.1