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| author |   Pan Bian <bianpan2016@163.com> | 2019-11-06 14:44:11 +0800 |
|---|---|---|
| committer |   Jason Gunthorpe <jgg@mellanox.com> | 2019-11-14 11:47:18 -0400 |
| commit | da046d5f895fca18d63b15ac8faebd5bf784e23a (patch) | |
| tree | a3abcdfbea6a22d61796badbee0cedd593075d7d /drivers/infiniband/hw/i40iw/i40iw_cm.c | |
| parent | RDMA/qedr: Fix potential use after free (diff) | |
| download | linux-dev-da046d5f895fca18d63b15ac8faebd5bf784e23a.tar.xz linux-dev-da046d5f895fca18d63b15ac8faebd5bf784e23a.zip | |
RDMA/i40iw: Fix potential use after free
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>
Diffstat (limited to 'drivers/infiniband/hw/i40iw/i40iw_cm.c')
| -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 2d6a378e8560..bb78d3280acc 100644 --- a/drivers/infiniband/hw/i40iw/i40iw_cm.c +++ b/drivers/infiniband/hw/i40iw/i40iw_cm.c @@ -2079,9 +2079,9 @@ 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; } |