linux-kernel - [PATCH -next] fbdev: convert list_for

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Date:   Tue, 8 Jun 2021 20:32:49 +0800
From:   Zou Wei <zou_wei@...wei.com>
To:     <daniel.vetter@...ll.ch>, <penguin-kernel@...ove.sakura.ne.jp>
CC:     <dri-devel@...ts.freedesktop.org>, <linux-fbdev@...r.kernel.org>,
        <linux-kernel@...r.kernel.org>, Zou Wei <zou_wei@...wei.com>
Subject: [PATCH -next] fbdev: convert list_for_each to entry variant

convert list_for_each() to list_for_each_entry() where
applicable.

Reported-by: Hulk Robot <hulkci@...wei.com>
Signed-off-by: Zou Wei <zou_wei@...wei.com>
---
 drivers/video/fbdev/core/fbsysfs.c | 8 ++------
 1 file changed, 2 insertions(+), 6 deletions(-)

diff --git a/drivers/video/fbdev/core/fbsysfs.c b/drivers/video/fbdev/core/fbsysfs.c
index 65dae05..753ecc8 100644
--- a/drivers/video/fbdev/core/fbsysfs.c
+++ b/drivers/video/fbdev/core/fbsysfs.c
@@ -130,14 +130,12 @@ static ssize_t store_mode(struct device *device, struct device_attribute *attr,
 	struct fb_var_screeninfo var;
 	struct fb_modelist *modelist;
 	struct fb_videomode *mode;
-	struct list_head *pos;
 	size_t i;
 	int err;
 
 	memset(&var, 0, sizeof(var));
 
-	list_for_each(pos, &fb_info->modelist) {
-		modelist = list_entry(pos, struct fb_modelist, list);
+	list_for_each_entry(modelist, &fb_info->modelist, list) {
 		mode = &modelist->mode;
 		i = mode_string(mstr, 0, mode);
 		if (strncmp(mstr, buf, max(count, i)) == 0) {
@@ -198,13 +196,11 @@ static ssize_t show_modes(struct device *device, struct device_attribute *attr,
 {
 	struct fb_info *fb_info = dev_get_drvdata(device);
 	unsigned int i;
-	struct list_head *pos;
 	struct fb_modelist *modelist;
 	const struct fb_videomode *mode;
 
 	i = 0;
-	list_for_each(pos, &fb_info->modelist) {
-		modelist = list_entry(pos, struct fb_modelist, list);
+	list_for_each_entry(modelist, &fb_info->modelist, list) {
 		mode = &modelist->mode;
 		i += mode_string(buf, i, mode);
 	}
-- 
2.6.2