crypto: hisilicon - Fix sscanf format signedness

The function qm_qos_value_init expects an unsigned integer but
is incorrectly supplying a signed format to sscanf.  This patch
fixes it.

Reported-by: kernel test robot <lkp@intel.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>

diff --git a/drivers/crypto/hisilicon/qm.c b/drivers/crypto/hisilicon/qm.c
index 369562d34d66a7ffb7ecbcd0382cd64475a1a1fa..cf9ec5625a1e6863723b98f3de50473a2a1e6d11 100644 (file)
--- a/drivers/crypto/hisilicon/qm.c
+++ b/drivers/crypto/hisilicon/qm.c
@@ -4185,7 +4185,7 @@ static ssize_t qm_qos_value_init(const char *buf, unsigned long *val)
                        return -EINVAL;
        }
 
-       ret = sscanf(buf, "%ld", val);
+       ret = sscanf(buf, "%lu", val);
        if (ret != QM_QOS_VAL_NUM)
                return -EINVAL;