diff options
| author |   Zhengchao Shao <shaozhengchao@huawei.com> | 2022-12-07 09:50:01 +0800 |
|---|---|---|
| committer |   Jakub Kicinski <kuba@kernel.org> | 2022-12-08 09:07:37 -0800 |
| commit | ed14e5903638f6eb868e3e2b4e610985e6a6c876 (patch) | |
| tree | 46094f7780135153e26e673f10edaf48e71d1303 | |
| parent | ipv6: avoid use-after-free in ip6_fragment() (diff) | |
| download | wireguard-linux-ed14e5903638f6eb868e3e2b4e610985e6a6c876.tar.xz wireguard-linux-ed14e5903638f6eb868e3e2b4e610985e6a6c876.zip | |
net: thunderbolt: fix memory leak in tbnet_open()
When tb_ring_alloc_rx() failed in tbnet_open(), ida that allocated in
tb_xdomain_alloc_out_hopid() is not released. Add
tb_xdomain_release_out_hopid() to the error path to release ida.
Fixes: 180b0689425c ("thunderbolt: Allow multiple DMA tunnels over a single XDomain connection")
Signed-off-by: Zhengchao Shao <shaozhengchao@huawei.com>
Acked-by: Mika Westerberg <mika.westerberg@linux.intel.com>
Reviewed-by: Jiri Pirko <jiri@nvidia.com>
Link: https://lore.kernel.org/r/20221207015001.1755826-1-shaozhengchao@huawei.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
| -rw-r--r-- | drivers/net/thunderbolt.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/net/thunderbolt.c b/drivers/net/thunderbolt.c index a52ee2bf5575..6312f67f260e 100644 --- a/drivers/net/thunderbolt.c +++ b/drivers/net/thunderbolt.c @@ -914,6 +914,7 @@ static int tbnet_open(struct net_device *dev) eof_mask, tbnet_start_poll, net); if (!ring) { netdev_err(dev, "failed to allocate Rx ring\n"); + tb_xdomain_release_out_hopid(xd, hopid); tb_ring_free(net->tx_ring.ring); net->tx_ring.ring = NULL; return -ENOMEM; |