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    Subject[PATCH AUTOSEL 5.16 29/59] video: fbdev: udlfb: replace snprintf in show functions with sysfs_emit
    Date
    From: Jing Yao <yao.jing2@zte.com.cn>

    [ Upstream commit 81a998288956d09d7a7a2303d47e4d60ad55c401 ]

    Use sysfs_emit instead of scnprintf, snprintf or sprintf.

    Reported-by: Zeal Robot <zealci@zte.com.cn>
    Signed-off-by: Jing Yao <yao.jing2@zte.com.cn>
    Signed-off-by: Helge Deller <deller@gmx.de>
    Signed-off-by: Sasha Levin <sashal@kernel.org>
    ---
    drivers/video/fbdev/udlfb.c | 8 ++++----
    1 file changed, 4 insertions(+), 4 deletions(-)

    diff --git a/drivers/video/fbdev/udlfb.c b/drivers/video/fbdev/udlfb.c
    index b9cdd02c1000..90f48b71fd8f 100644
    --- a/drivers/video/fbdev/udlfb.c
    +++ b/drivers/video/fbdev/udlfb.c
    @@ -1426,7 +1426,7 @@ static ssize_t metrics_bytes_rendered_show(struct device *fbdev,
    struct device_attribute *a, char *buf) {
    struct fb_info *fb_info = dev_get_drvdata(fbdev);
    struct dlfb_data *dlfb = fb_info->par;
    - return snprintf(buf, PAGE_SIZE, "%u\n",
    + return sysfs_emit(buf, "%u\n",
    atomic_read(&dlfb->bytes_rendered));
    }

    @@ -1434,7 +1434,7 @@ static ssize_t metrics_bytes_identical_show(struct device *fbdev,
    struct device_attribute *a, char *buf) {
    struct fb_info *fb_info = dev_get_drvdata(fbdev);
    struct dlfb_data *dlfb = fb_info->par;
    - return snprintf(buf, PAGE_SIZE, "%u\n",
    + return sysfs_emit(buf, "%u\n",
    atomic_read(&dlfb->bytes_identical));
    }

    @@ -1442,7 +1442,7 @@ static ssize_t metrics_bytes_sent_show(struct device *fbdev,
    struct device_attribute *a, char *buf) {
    struct fb_info *fb_info = dev_get_drvdata(fbdev);
    struct dlfb_data *dlfb = fb_info->par;
    - return snprintf(buf, PAGE_SIZE, "%u\n",
    + return sysfs_emit(buf, "%u\n",
    atomic_read(&dlfb->bytes_sent));
    }

    @@ -1450,7 +1450,7 @@ static ssize_t metrics_cpu_kcycles_used_show(struct device *fbdev,
    struct device_attribute *a, char *buf) {
    struct fb_info *fb_info = dev_get_drvdata(fbdev);
    struct dlfb_data *dlfb = fb_info->par;
    - return snprintf(buf, PAGE_SIZE, "%u\n",
    + return sysfs_emit(buf, "%u\n",
    atomic_read(&dlfb->cpu_kcycles_used));
    }

    --
    2.34.1
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