diff --git a/drivers/crypto/hisilicon/qm.c b/drivers/crypto/hisilicon/qm.c
index 256400913cac3f0de5e63e3fac227c76800d21e6..4c2b06b50774b07188fd905d67ca3059331676ec 100644
--- a/drivers/crypto/hisilicon/qm.c
+++ b/drivers/crypto/hisilicon/qm.c
@@ -1892,8 +1892,7 @@ static struct hisi_qp *qm_create_qp_nolock(struct hisi_qm *qm, u8 alg_type)
  * @qm: The qm we create a qp from.
  * @alg_type: Accelerator specific algorithm type in sqc.
  *
- * return created qp, -EBUSY if all qps in qm allocated, -ENOMEM if allocating
- * qp memory fails.
+ * Return created qp, negative error code if failed.
  */
 static struct hisi_qp *hisi_qm_create_qp(struct hisi_qm *qm, u8 alg_type)
 {
@@ -2062,7 +2061,7 @@ static int qm_start_qp_nolock(struct hisi_qp *qp, unsigned long arg)
  * @arg: Accelerator specific argument.
  *
  * After this function, qp can receive request from user. Return 0 if
- * successful, Return -EBUSY if failed.
+ * successful, negative error code if failed.
  */
 int hisi_qm_start_qp(struct hisi_qp *qp, unsigned long arg)
 {
diff --git a/include/linux/hisi_acc_qm.h b/include/linux/hisi_acc_qm.h
index bbb7fc22d5403a8ce0667d1a0d5e82618979fabe..c0987492f39ff411a3fa862b238268e82d1f08fb 100644
--- a/include/linux/hisi_acc_qm.h
+++ b/include/linux/hisi_acc_qm.h
@@ -323,7 +323,8 @@ struct hisi_qm {
 	const struct hisi_qm_err_ini *err_ini;
 	struct hisi_qm_err_info err_info;
 	struct hisi_qm_err_status err_status;
-	unsigned long misc_ctl; /* driver removing and reset sched */
+	/* driver removing and reset sched */
+	unsigned long misc_ctl;
 	/* Device capability bit */
 	unsigned long caps;