diff --git a/drivers/crypto/hisilicon/trng/trng.c b/drivers/crypto/hisilicon/trng/trng.c
index 451b167bcc73..66c551ecdee8 100644
--- a/drivers/crypto/hisilicon/trng/trng.c
+++ b/drivers/crypto/hisilicon/trng/trng.c
@@ -1,6 +1,7 @@
 // SPDX-License-Identifier: GPL-2.0
 /* Copyright (c) 2019 HiSilicon Limited. */
 
+#include <crypto/internal/rng.h>
 #include <linux/acpi.h>
 #include <linux/crypto.h>
 #include <linux/err.h>
@@ -13,7 +14,6 @@
 #include <linux/mutex.h>
 #include <linux/platform_device.h>
 #include <linux/random.h>
-#include <crypto/internal/rng.h>
 
 #define HISI_TRNG_REG		0x00F0
 #define HISI_TRNG_BYTES		4
@@ -121,7 +121,7 @@ static int hisi_trng_generate(struct crypto_rng *tfm, const u8 *src,
 	u32 i;
 
 	if (dlen > SW_DRBG_BLOCKS_NUM * SW_DRBG_BYTES || dlen == 0) {
-		pr_err("dlen(%d) exceeds limit(%d)!\n", dlen,
+		pr_err("dlen(%u) exceeds limit(%d)!\n", dlen,
 			SW_DRBG_BLOCKS_NUM * SW_DRBG_BYTES);
 		return -EINVAL;
 	}