crypto: hisilicon/qm - fix missing destroy qp_idr

[ Upstream commit 116be08f6e4e385733d42360a33c3d883d2dd702 ]

In the function hisi_qm_memory_init(), if resource alloc fails after
idr_init, the initialized qp_idr needs to be destroyed.

Signed-off-by: Weili Qian <qianweili@huawei.com>
Signed-off-by: Yang Shen <shenyang39@huawei.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Signed-off-by: Sasha Levin <sashal@kernel.org>

diff --git a/drivers/crypto/hisilicon/qm.c b/drivers/crypto/hisilicon/qm.c
index b8900a5..fd89918 100644 (file)
--- a/drivers/crypto/hisilicon/qm.c
+++ b/drivers/crypto/hisilicon/qm.c
@@ -5727,8 +5727,8 @@ static int hisi_qm_memory_init(struct hisi_qm *qm)
                                         GFP_ATOMIC);
        dev_dbg(dev, "allocate qm dma buf size=%zx)\n", qm->qdma.size);
        if (!qm->qdma.va) {
-               ret =  -ENOMEM;
-               goto err_alloc_qdma;
+               ret = -ENOMEM;
+               goto err_destroy_idr;
        }
 
        QM_INIT_BUF(qm, eqe, QM_EQ_DEPTH);
@@ -5744,7 +5744,8 @@ static int hisi_qm_memory_init(struct hisi_qm *qm)
 
 err_alloc_qp_array:
        dma_free_coherent(dev, qm->qdma.size, qm->qdma.va, qm->qdma.dma);
-err_alloc_qdma:
+err_destroy_idr:
+       idr_destroy(&qm->qp_idr);
        kfree(qm->factor);
 
        return ret;