diff options
| author | Pan Bian <bianpan2016@163.com> | 2019-11-06 09:44:11 +0300 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2020-10-01 21:40:03 +0300 |
| commit | 802aea6ae48f8fd2ba91b41e608425960ef10321 (patch) | |
| tree | 1cba2324972bcd85269bd9aef6a92c3bd176f942 /drivers/infiniband | |
| parent | fa12d56b8d17410418e86aaea70ba82f96df2548 (diff) | |
| download | linux-802aea6ae48f8fd2ba91b41e608425960ef10321.tar.xz | |
RDMA/i40iw: Fix potential use after free
[ Upstream commit da046d5f895fca18d63b15ac8faebd5bf784e23a ]
Release variable dst after logging dst->error to avoid possible use after
free.
Link: https://lore.kernel.org/r/1573022651-37171-1-git-send-email-bianpan2016@163.com
Signed-off-by: Pan Bian <bianpan2016@163.com>
Reviewed-by: Jason Gunthorpe <jgg@mellanox.com>
Signed-off-by: Jason Gunthorpe <jgg@mellanox.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
Diffstat (limited to 'drivers/infiniband')
| -rw-r--r-- | drivers/infiniband/hw/i40iw/i40iw_cm.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/infiniband/hw/i40iw/i40iw_cm.c b/drivers/infiniband/hw/i40iw/i40iw_cm.c index 282a726351c8..ce1a4817ab92 100644 --- a/drivers/infiniband/hw/i40iw/i40iw_cm.c +++ b/drivers/infiniband/hw/i40iw/i40iw_cm.c @@ -2036,9 +2036,9 @@ static int i40iw_addr_resolve_neigh_ipv6(struct i40iw_device *iwdev, dst = i40iw_get_dst_ipv6(&src_addr, &dst_addr); if (!dst || dst->error) { if (dst) { - dst_release(dst); i40iw_pr_err("ip6_route_output returned dst->error = %d\n", dst->error); + dst_release(dst); } return rc; } |