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| author | Vinay Kumar Yadav <vinay.yadav@chelsio.com> | 2020-10-19 17:20:22 +0530 |
|---|---|---|
| committer | Jakub Kicinski <kuba@kernel.org> | 2020-10-20 17:29:17 -0700 |
| commit | 86cdf9ca4409d997a391103e480b3f77b7ccc19b (patch) | |
| tree | 1d04563be846188b7229c048929ad56c3a6b433e | |
| parent | 81519d1f7df7ed1bd5b1397540c8884438f57ae2 (diff) | |
| download | linux-86cdf9ca4409d997a391103e480b3f77b7ccc19b.tar.gz linux-86cdf9ca4409d997a391103e480b3f77b7ccc19b.tar.bz2 linux-86cdf9ca4409d997a391103e480b3f77b7ccc19b.zip | |
chelsio/chtls: fix panic when server is on ipv6
Netdev is filled in egress_dev when connection is established,
If connection is closed before establishment, then egress_dev
is NULL, Fix it using ip_dev_find() rather then extracting from
egress_dev.
Fixes: 6abde0b24122 ("crypto/chtls: IPv6 support for inline TLS")
Signed-off-by: Venkatesh Ellapu <venkatesh.e@chelsio.com>
Signed-off-by: Vinay Kumar Yadav <vinay.yadav@chelsio.com>
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
| -rw-r--r-- | drivers/net/ethernet/chelsio/inline_crypto/chtls/chtls_cm.c | 5 |
1 files changed, 2 insertions, 3 deletions
diff --git a/drivers/net/ethernet/chelsio/inline_crypto/chtls/chtls_cm.c b/drivers/net/ethernet/chelsio/inline_crypto/chtls/chtls_cm.c index 2f9eceaf706d..e46228ca49ad 100644 --- a/drivers/net/ethernet/chelsio/inline_crypto/chtls/chtls_cm.c +++ b/drivers/net/ethernet/chelsio/inline_crypto/chtls/chtls_cm.c @@ -736,14 +736,13 @@ void chtls_listen_stop(struct chtls_dev *cdev, struct sock *sk) #if IS_ENABLED(CONFIG_IPV6) if (sk->sk_family == PF_INET6) { - struct chtls_sock *csk; + struct net_device *ndev = chtls_find_netdev(cdev, sk); int addr_type = 0; - csk = rcu_dereference_sk_user_data(sk); addr_type = ipv6_addr_type((const struct in6_addr *) &sk->sk_v6_rcv_saddr); if (addr_type != IPV6_ADDR_ANY) - cxgb4_clip_release(csk->egress_dev, (const u32 *) + cxgb4_clip_release(ndev, (const u32 *) &sk->sk_v6_rcv_saddr, 1); } #endif |