hwrng: histb - Fix the wrong format specifier

The format specifier of "unsigned int" in sprintf() should be "%u", not
"%d".

Signed-off-by: Zhu Jun <zhujun2@cmss.chinamobile.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>

diff --git a/drivers/char/hw_random/histb-rng.c b/drivers/char/hw_random/histb-rng.c
index f652e11..1b91e88 100644 (file)
--- 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