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https://github.com/AuxXxilium/linux_dsm_epyc7002.git
synced 2024-12-28 11:18:45 +07:00
RDMA/iw_cxgb4: free resources when send_flowc() fails
Signed-off-by: Steve Wise <swise@opengridcomputing.com> Signed-off-by: Hariprasad Shenai <hariprasad@chelsio.com> Signed-off-by: Doug Ledford <dledford@redhat.com>
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f8e1e1d137
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@ -519,7 +519,7 @@ static void abort_arp_failure(void *handle, struct sk_buff *skb)
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c4iw_ofld_send(rdev, skb);
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}
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static void send_flowc(struct c4iw_ep *ep, struct sk_buff *skb)
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static int send_flowc(struct c4iw_ep *ep, struct sk_buff *skb)
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{
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unsigned int flowclen = 80;
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struct fw_flowc_wr *flowc;
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@ -575,7 +575,7 @@ static void send_flowc(struct c4iw_ep *ep, struct sk_buff *skb)
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}
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set_wr_txq(skb, CPL_PRIORITY_DATA, ep->txq_idx);
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c4iw_ofld_send(&ep->com.dev->rdev, skb);
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return c4iw_ofld_send(&ep->com.dev->rdev, skb);
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}
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static int send_halfclose(struct c4iw_ep *ep, gfp_t gfp)
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@ -1119,6 +1119,7 @@ static int act_establish(struct c4iw_dev *dev, struct sk_buff *skb)
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unsigned int tid = GET_TID(req);
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unsigned int atid = TID_TID_G(ntohl(req->tos_atid));
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struct tid_info *t = dev->rdev.lldi.tids;
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int ret;
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ep = lookup_atid(t, atid);
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@ -1144,13 +1145,20 @@ static int act_establish(struct c4iw_dev *dev, struct sk_buff *skb)
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set_bit(ACT_ESTAB, &ep->com.history);
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/* start MPA negotiation */
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send_flowc(ep, NULL);
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ret = send_flowc(ep, NULL);
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if (ret)
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goto err;
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if (ep->retry_with_mpa_v1)
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send_mpa_req(ep, skb, 1);
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else
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send_mpa_req(ep, skb, mpa_rev);
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mutex_unlock(&ep->com.mutex);
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return 0;
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err:
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mutex_unlock(&ep->com.mutex);
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connect_reply_upcall(ep, -ENOMEM);
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c4iw_ep_disconnect(ep, 0, GFP_KERNEL);
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return 0;
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}
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static void close_complete_upcall(struct c4iw_ep *ep, int status)
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@ -2548,6 +2556,7 @@ static int pass_establish(struct c4iw_dev *dev, struct sk_buff *skb)
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struct cpl_pass_establish *req = cplhdr(skb);
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struct tid_info *t = dev->rdev.lldi.tids;
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unsigned int tid = GET_TID(req);
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int ret;
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ep = lookup_tid(t, tid);
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PDBG("%s ep %p tid %u\n", __func__, ep, ep->hwtid);
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@ -2560,10 +2569,14 @@ static int pass_establish(struct c4iw_dev *dev, struct sk_buff *skb)
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set_emss(ep, ntohs(req->tcp_opt));
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dst_confirm(ep->dst);
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state_set(&ep->com, MPA_REQ_WAIT);
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mutex_lock(&ep->com.mutex);
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ep->com.state = MPA_REQ_WAIT;
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start_ep_timer(ep);
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send_flowc(ep, skb);
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set_bit(PASS_ESTAB, &ep->com.history);
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ret = send_flowc(ep, skb);
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mutex_unlock(&ep->com.mutex);
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if (ret)
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c4iw_ep_disconnect(ep, 1, GFP_KERNEL);
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return 0;
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}
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