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Consistently cleanup mbufs in case of other memory errors.

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MFC after:		3 days
This commit is contained in:
tuexen 2019-07-31 21:29:17 +00:00
parent e1c9ac987a
commit fcc3d645b6
1 changed files with 10 additions and 4 deletions
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14
sys/netinet/sctp_output.c
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@ -5586,8 +5586,7 @@ sctp_send_initiate_ack(struct sctp_inpcb *inp, struct sctp_tcb *stcb,
m = sctp_get_mbuf_for_msg(MCLBYTES, 0, M_NOWAIT, 1, MT_DATA);
if (m == NULL) {
/* No memory, INIT timer will re-attempt. */
if (op_err)
sctp_m_freem(op_err);
sctp_m_freem(op_err);
return;
}
chunk_len = (uint16_t)sizeof(struct sctp_init_ack_chunk);
@ -5776,8 +5775,11 @@ sctp_send_initiate_ack(struct sctp_inpcb *inp, struct sctp_tcb *stcb,
net->ro._s_addr = sctp_source_address_selection(inp,
stcb, (sctp_route_t *)&net->ro,
net, 0, vrf_id);
if (net->ro._s_addr == NULL)
if (net->ro._s_addr == NULL) {
sctp_m_freem(op_err);
sctp_m_freem(m);
return;
}
net->src_addr_selected = 1;
@ -5806,8 +5808,11 @@ sctp_send_initiate_ack(struct sctp_inpcb *inp, struct sctp_tcb *stcb,
net->ro._s_addr = sctp_source_address_selection(inp,
stcb, (sctp_route_t *)&net->ro,
net, 0, vrf_id);
if (net->ro._s_addr == NULL)
if (net->ro._s_addr == NULL) {
sctp_m_freem(op_err);
sctp_m_freem(m);
return;
}
net->src_addr_selected = 1;
}
@ -5878,6 +5883,7 @@ sctp_send_initiate_ack(struct sctp_inpcb *inp, struct sctp_tcb *stcb,
so = inp->sctp_socket;
if (so == NULL) {
/* memory problem */
sctp_m_freem(op_err);
sctp_m_freem(m);
return;
} else {