The format specifier of "unsigned int" in sprintf() should be "%u", not "%d". Signed-off-by: Zhu Jun <zhujun2@xxxxxxxxxxxxxxxxxxxx> --- Changes: v1:fix the subject line, it has to be in the subsystem style drivers/char/hw_random/histb-rng.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/char/hw_random/histb-rng.c b/drivers/char/hw_random/histb-rng.c index f652e1135e4b..1b91e88cc4c0 100644 --- a/drivers/char/hw_random/histb-rng.c +++ b/drivers/char/hw_random/histb-rng.c @@ -89,7 +89,7 @@ depth_show(struct device *dev, struct device_attribute *attr, char *buf) struct histb_rng_priv *priv = dev_get_drvdata(dev); void __iomem *base = priv->base; - return sprintf(buf, "%d\n", histb_rng_get_depth(base)); + return sprintf(buf, "%u\n", histb_rng_get_depth(base)); } static ssize_t -- 2.17.1
