HID: hid-picolcd_fb: Use scnprintf() for avoiding potential buffer overflow
[muen/linux.git] / drivers / hid / hid-picolcd_fb.c
index e162a66..37ba05e 100644 (file)
@@ -459,9 +459,9 @@ static ssize_t picolcd_fb_update_rate_show(struct device *dev,
                if (ret >= PAGE_SIZE)
                        break;
                else if (i == fb_update_rate)
-                       ret += snprintf(buf+ret, PAGE_SIZE-ret, "[%u] ", i);
+                       ret += scnprintf(buf+ret, PAGE_SIZE-ret, "[%u] ", i);
                else
-                       ret += snprintf(buf+ret, PAGE_SIZE-ret, "%u ", i);
+                       ret += scnprintf(buf+ret, PAGE_SIZE-ret, "%u ", i);
        if (ret > 0)
                buf[min(ret, (size_t)PAGE_SIZE)-1] = '\n';
        return ret;