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| author |   Qing Wang <wangqing@vivo.com> | 2021-10-12 20:28:00 -0700 |
|---|---|---|
| committer |   Sam Ravnborg <sam@ravnborg.org> | 2021-10-15 22:46:16 +0200 |
| commit | 4701a0dd413c5779848137d758ab2ed5b920bd5f (patch) | |
| tree | 2c904ada805495aa03986112867885671bbb7391 /drivers/video | |
| parent | dt-bindings: display/bridge: ptn3460: Convert to YAML binding (diff) | |
| download | linux-dev-4701a0dd413c5779848137d758ab2ed5b920bd5f.tar.xz linux-dev-4701a0dd413c5779848137d758ab2ed5b920bd5f.zip | |
video: fbdev: replace snprintf in show functions with sysfs_emit
coccicheck complains about the use of snprintf() in sysfs show functions.
Fix the coccicheck warning:
WARNING: use scnprintf or sprintf.
Use sysfs_emit instead of scnprintf or sprintf makes more sense.
Signed-off-by: Qing Wang <wangqing@vivo.com>
Signed-off-by: Sam Ravnborg <sam@ravnborg.org>
Link: https://patchwork.freedesktop.org/patch/msgid/1634095680-4377-1-git-send-email-wangqing@vivo.com
Diffstat (limited to 'drivers/video')
| -rw-r--r-- | drivers/video/fbdev/core/fbsysfs.c | 14 |
1 files changed, 7 insertions, 7 deletions
diff --git a/drivers/video/fbdev/core/fbsysfs.c b/drivers/video/fbdev/core/fbsysfs.c index 65dae05fff8e..26892940c213 100644 --- a/drivers/video/fbdev/core/fbsysfs.c +++ b/drivers/video/fbdev/core/fbsysfs.c @@ -230,7 +230,7 @@ static ssize_t show_bpp(struct device *device, struct device_attribute *attr, char *buf) { struct fb_info *fb_info = dev_get_drvdata(device); - return snprintf(buf, PAGE_SIZE, "%d\n", fb_info->var.bits_per_pixel); + return sysfs_emit(buf, "%d\n", fb_info->var.bits_per_pixel); } static ssize_t store_rotate(struct device *device, @@ -257,7 +257,7 @@ static ssize_t show_rotate(struct device *device, { struct fb_info *fb_info = dev_get_drvdata(device); - return snprintf(buf, PAGE_SIZE, "%d\n", fb_info->var.rotate); + return sysfs_emit(buf, "%d\n", fb_info->var.rotate); } static ssize_t store_virtual(struct device *device, @@ -285,7 +285,7 @@ static ssize_t show_virtual(struct device *device, struct device_attribute *attr, char *buf) { struct fb_info *fb_info = dev_get_drvdata(device); - return snprintf(buf, PAGE_SIZE, "%d,%d\n", fb_info->var.xres_virtual, + return sysfs_emit(buf, "%d,%d\n", fb_info->var.xres_virtual, fb_info->var.yres_virtual); } @@ -293,7 +293,7 @@ static ssize_t show_stride(struct device *device, struct device_attribute *attr, char *buf) { struct fb_info *fb_info = dev_get_drvdata(device); - return snprintf(buf, PAGE_SIZE, "%d\n", fb_info->fix.line_length); + return sysfs_emit(buf, "%d\n", fb_info->fix.line_length); } static ssize_t store_blank(struct device *device, @@ -381,7 +381,7 @@ static ssize_t show_pan(struct device *device, struct device_attribute *attr, char *buf) { struct fb_info *fb_info = dev_get_drvdata(device); - return snprintf(buf, PAGE_SIZE, "%d,%d\n", fb_info->var.xoffset, + return sysfs_emit(buf, "%d,%d\n", fb_info->var.xoffset, fb_info->var.yoffset); } @@ -390,7 +390,7 @@ static ssize_t show_name(struct device *device, { struct fb_info *fb_info = dev_get_drvdata(device); - return snprintf(buf, PAGE_SIZE, "%s\n", fb_info->fix.id); + return sysfs_emit(buf, "%s\n", fb_info->fix.id); } static ssize_t store_fbstate(struct device *device, @@ -418,7 +418,7 @@ static ssize_t show_fbstate(struct device *device, struct device_attribute *attr, char *buf) { struct fb_info *fb_info = dev_get_drvdata(device); - return snprintf(buf, PAGE_SIZE, "%d\n", fb_info->state); + return sysfs_emit(buf, "%d\n", fb_info->state); } #if IS_ENABLED(CONFIG_FB_BACKLIGHT) |