[PATCH 6.0 0514/1073] drivers: net: qlcnic: Fix potential memory leak in qlcnic_sriov_init()

Greg Kroah-Hartman
2022-12-28T16:01:40Z

From: Yuan Can <yuancan@huawei.com>

[ Upstream commit 01de1123322e4fe1bbd0fcdf0982511b55519c03 ]

If vp alloc failed in qlcnic_sriov_init(), all previously allocated vp
needs to be freed.

Fixes: f197a7aa6288 ("qlcnic: VF-PF communication channel implementation")
Signed-off-by: Yuan Can <yuancan@huawei.com>
Reviewed-by: Leon Romanovsky <leonro@nvidia.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Sasha Levin <sashal@kernel.org>
---
drivers/net/ethernet/qlogic/qlcnic/qlcnic_sriov_common.c | 2 ++
1 file changed, 2 insertions(+)

diff --git a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_sriov_common.c b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_sriov_common.c
index 9282321c2e7f..f9dd50152b1e 100644
--- a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_sriov_common.c
+++ b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_sriov_common.c
@@ -221,6 +221,8 @@ int qlcnic_sriov_init(struct qlcnic_adapter *adapter, int num_vfs)
return 0;

qlcnic_destroy_async_wq:
+ while (i--)
+ kfree(sriov->vf_info[i].vp);
destroy_workqueue(bc->bc_async_wq);

qlcnic_destroy_trans_wq:
--
2.35.1