diff options
author | Weihang Li <liweihang@hisilicon.com> | 2019-06-03 10:09:18 +0800 |
---|---|---|
committer | David S. Miller <davem@davemloft.net> | 2019-06-03 15:32:50 -0700 |
commit | 594a81b39525f0a17e92c2e0b167ae1400650380 (patch) | |
tree | 89afdda580ddc289d34b5dfc142dd5e55f3fcec7 /drivers/net | |
parent | 661262bc3e0ecc9a1aed39c6b2a99766da2c22e2 (diff) |
net: hns3: set ops to null when unregister ad_dev
The hclge/hclgevf and hns3 module can be unloaded independently,
when hclge/hclgevf unloaded firstly, the ops of ae_dev should
be set to NULL, otherwise it will cause an use-after-free problem.
Fixes: 38caee9d3ee8 ("net: hns3: Add support of the HNAE3 framework")
Signed-off-by: Weihang Li <liweihang@hisilicon.com>
Signed-off-by: Peng Li <lipeng321@huawei.com>
Signed-off-by: Huazhong Tan <tanhuazhong@huawei.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net')
-rw-r--r-- | drivers/net/ethernet/hisilicon/hns3/hnae3.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/net/ethernet/hisilicon/hns3/hnae3.c b/drivers/net/ethernet/hisilicon/hns3/hnae3.c index fa8b8506b120..738e01393b68 100644 --- a/drivers/net/ethernet/hisilicon/hns3/hnae3.c +++ b/drivers/net/ethernet/hisilicon/hns3/hnae3.c @@ -251,6 +251,7 @@ void hnae3_unregister_ae_algo(struct hnae3_ae_algo *ae_algo) ae_algo->ops->uninit_ae_dev(ae_dev); hnae3_set_bit(ae_dev->flag, HNAE3_DEV_INITED_B, 0); + ae_dev->ops = NULL; } list_del(&ae_algo->node); @@ -351,6 +352,7 @@ void hnae3_unregister_ae_dev(struct hnae3_ae_dev *ae_dev) ae_algo->ops->uninit_ae_dev(ae_dev); hnae3_set_bit(ae_dev->flag, HNAE3_DEV_INITED_B, 0); + ae_dev->ops = NULL; } list_del(&ae_dev->node); |