diff options
Diffstat (limited to 'net/sctp/outqueue.c')
| -rw-r--r-- | net/sctp/outqueue.c | 13 |
1 files changed, 11 insertions, 2 deletions
diff --git a/net/sctp/outqueue.c b/net/sctp/outqueue.c index 5cb1aa5f067b..ff47091c385e 100644 --- a/net/sctp/outqueue.c +++ b/net/sctp/outqueue.c @@ -769,7 +769,11 @@ static int sctp_packet_singleton(struct sctp_transport *transport, sctp_packet_init(&singleton, transport, sport, dport); sctp_packet_config(&singleton, vtag, 0); - sctp_packet_append_chunk(&singleton, chunk); + if (sctp_packet_append_chunk(&singleton, chunk) != SCTP_XMIT_OK) { + list_del_init(&chunk->list); + sctp_chunk_free(chunk); + return -ENOMEM; + } return sctp_packet_transmit(&singleton, gfp); } @@ -929,8 +933,13 @@ static void sctp_outq_flush_ctrl(struct sctp_flush_ctx *ctx) one_packet = 1; fallthrough; - case SCTP_CID_SACK: case SCTP_CID_HEARTBEAT: + if (chunk->pmtu_probe) { + sctp_packet_singleton(ctx->transport, chunk, ctx->gfp); + break; + } + fallthrough; + case SCTP_CID_SACK: case SCTP_CID_SHUTDOWN: case SCTP_CID_ECN_ECNE: case SCTP_CID_ASCONF: |