From: Jing Yao yao.jing2@zte.com.cn
coccicheck complains about the use of snprintf() in sysfs show functions: WARNING use scnprintf or sprintf
Use sysfs_emit instead of scnprintf, snprintf or sprintf makes more sense.
Reported-by: Zeal Robot zealci@zte.com.cn Signed-off-by: Jing Yao yao.jing2@zte.com.cn --- drivers/video/fbdev/omap2/omapfb/displays/panel-dsi-cm.c | 8 ++++---- 1 file changed, 4 insertions(+), 4 deletions(-)
diff --git a/drivers/video/fbdev/omap2/omapfb/displays/panel-dsi-cm.c b/drivers/video/fbdev/omap2/omapfb/displays/panel-dsi-cm.c index 4b0793abdd84..a2c7c5cb1523 100644 --- a/drivers/video/fbdev/omap2/omapfb/displays/panel-dsi-cm.c +++ b/drivers/video/fbdev/omap2/omapfb/displays/panel-dsi-cm.c @@ -409,7 +409,7 @@ static ssize_t dsicm_num_errors_show(struct device *dev, if (r) return r;
- return snprintf(buf, PAGE_SIZE, "%d\n", errors); + return sysfs_emit(buf, "%d\n", errors); }
static ssize_t dsicm_hw_revision_show(struct device *dev, @@ -439,7 +439,7 @@ static ssize_t dsicm_hw_revision_show(struct device *dev, if (r) return r;
- return snprintf(buf, PAGE_SIZE, "%02x.%02x.%02x\n", id1, id2, id3); + return sysfs_emit(buf, "%02x.%02x.%02x\n", id1, id2, id3); }
static ssize_t dsicm_store_ulps(struct device *dev, @@ -487,7 +487,7 @@ static ssize_t dsicm_show_ulps(struct device *dev, t = ddata->ulps_enabled; mutex_unlock(&ddata->lock);
- return snprintf(buf, PAGE_SIZE, "%u\n", t); + return sysfs_emit(buf, "%u\n", t); }
static ssize_t dsicm_store_ulps_timeout(struct device *dev, @@ -532,7 +532,7 @@ static ssize_t dsicm_show_ulps_timeout(struct device *dev, t = ddata->ulps_timeout; mutex_unlock(&ddata->lock);
- return snprintf(buf, PAGE_SIZE, "%u\n", t); + return sysfs_emit(buf, "%u\n", t); }
static DEVICE_ATTR(num_dsi_errors, S_IRUGO, dsicm_num_errors_show, NULL);