diff options
| author | Ayush Sawal <ayush.sawal@chelsio.com> | 2021-01-06 09:59:06 +0530 |
|---|---|---|
| committer | Jakub Kicinski <kuba@kernel.org> | 2021-01-07 17:06:01 -0800 |
| commit | 717df0f4cdc9044c415431a3522b3e9ccca5b4a3 (patch) | |
| tree | f73ca6b9a4b321e1c14d7b57ac4f807562257730 /drivers | |
| parent | 0565ff56cd0543bacb5d3ec2ee0f979813ea1841 (diff) | |
| download | linux-717df0f4cdc9044c415431a3522b3e9ccca5b4a3.tar.bz2 | |
chtls: Fix hardware tid leak
send_abort_rpl() is not calculating cpl_abort_req_rss offset and
ends up sending wrong TID with abort_rpl WR causng tid leaks.
Replaced send_abort_rpl() with chtls_send_abort_rpl() as it is
redundant.
Fixes: cc35c88ae4db ("crypto : chtls - CPL handler definition")
Signed-off-by: Rohit Maheshwari <rohitm@chelsio.com>
Signed-off-by: Ayush Sawal <ayush.sawal@chelsio.com>
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/net/ethernet/chelsio/inline_crypto/chtls/chtls_cm.c | 39 |
1 files changed, 3 insertions, 36 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 a0e0d8a83681..561b5f2273af 100644 --- a/drivers/net/ethernet/chelsio/inline_crypto/chtls/chtls_cm.c +++ b/drivers/net/ethernet/chelsio/inline_crypto/chtls/chtls_cm.c @@ -1997,39 +1997,6 @@ static void t4_defer_reply(struct sk_buff *skb, struct chtls_dev *cdev, spin_unlock_bh(&cdev->deferq.lock); } -static void send_abort_rpl(struct sock *sk, struct sk_buff *skb, - struct chtls_dev *cdev, int status, int queue) -{ - struct cpl_abort_req_rss *req = cplhdr(skb); - struct sk_buff *reply_skb; - struct chtls_sock *csk; - - csk = rcu_dereference_sk_user_data(sk); - - reply_skb = alloc_skb(sizeof(struct cpl_abort_rpl), - GFP_KERNEL); - - if (!reply_skb) { - req->status = (queue << 1); - t4_defer_reply(skb, cdev, send_defer_abort_rpl); - return; - } - - set_abort_rpl_wr(reply_skb, GET_TID(req), status); - kfree_skb(skb); - - set_wr_txq(reply_skb, CPL_PRIORITY_DATA, queue); - if (csk_conn_inline(csk)) { - struct l2t_entry *e = csk->l2t_entry; - - if (e && sk->sk_state != TCP_SYN_RECV) { - cxgb4_l2t_send(csk->egress_dev, reply_skb, e); - return; - } - } - cxgb4_ofld_send(cdev->lldi->ports[0], reply_skb); -} - static void chtls_send_abort_rpl(struct sock *sk, struct sk_buff *skb, struct chtls_dev *cdev, int status, int queue) @@ -2079,8 +2046,8 @@ static void bl_abort_syn_rcv(struct sock *lsk, struct sk_buff *skb) skb->sk = NULL; do_abort_syn_rcv(child, lsk); - send_abort_rpl(child, skb, BLOG_SKB_CB(skb)->cdev, - CPL_ABORT_NO_RST, queue); + chtls_send_abort_rpl(child, skb, BLOG_SKB_CB(skb)->cdev, + CPL_ABORT_NO_RST, queue); } static int abort_syn_rcv(struct sock *sk, struct sk_buff *skb) @@ -2111,7 +2078,7 @@ static int abort_syn_rcv(struct sock *sk, struct sk_buff *skb) int queue = csk->txq_idx; do_abort_syn_rcv(sk, psk); - send_abort_rpl(sk, skb, cdev, CPL_ABORT_NO_RST, queue); + chtls_send_abort_rpl(sk, skb, cdev, CPL_ABORT_NO_RST, queue); } else { skb->sk = sk; BLOG_SKB_CB(skb)->backlog_rcv = bl_abort_syn_rcv; |