diff --git a/drivers/crypto/hisilicon/qm.c b/drivers/crypto/hisilicon/qm.c index deb104e2bd24429c1f547720a8ce28d7f649ed8b..c671f9433716fee771bb0b83e00022ce2c1b2c93 100644 --- a/drivers/crypto/hisilicon/qm.c +++ b/drivers/crypto/hisilicon/qm.c @@ -4256,17 +4256,17 @@ int hisi_qm_alg_register(struct hisi_qm *qm, struct hisi_qm_list *qm_list) int flag = 0; int ret = 0; - if (qm->ver <= QM_HW_V2 && qm->use_sva) { - dev_info(dev, "HW V2 not both use uacce sva mode and hardware crypto algs.\n"); - return 0; - } - mutex_lock(&qm_list->lock); if (list_empty(&qm_list->list)) flag = 1; list_add_tail(&qm->list, &qm_list->list); mutex_unlock(&qm_list->lock); + if (qm->ver <= QM_HW_V2 && qm->use_sva) { + dev_info(dev, "HW V2 not both use uacce sva mode and hardware crypto algs.\n"); + return 0; + } + if (flag) { ret = qm_list->register_to_crypto(qm); if (ret) { @@ -4291,13 +4291,13 @@ EXPORT_SYMBOL_GPL(hisi_qm_alg_register); */ void hisi_qm_alg_unregister(struct hisi_qm *qm, struct hisi_qm_list *qm_list) { - if (qm->ver <= QM_HW_V2 && qm->use_sva) - return; - mutex_lock(&qm_list->lock); list_del(&qm->list); mutex_unlock(&qm_list->lock); + if (qm->ver <= QM_HW_V2 && qm->use_sva) + return; + if (list_empty(&qm_list->list)) qm_list->unregister_from_crypto(qm); }