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sctp: remove sctp_transport_pmtu_check 

We are now keeping the MTU information synced between asoc, transport
and dst, which makes the check at sctp_packet_config() not needed
anymore. As it was the sole caller to this function, lets remove it.

Signed-off-by: Marcelo Ricardo Leitner <marcelo.leitner@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Marcelo Ricardo Leitner 2018-04-26 16:58:58 -03:00 committed by David S. Miller
parent 6ff0f871c2
commit 22d7be267e
2 changed files with 0 additions and 15 deletions
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12
include/net/sctp/sctp.h
View File

@ -606,16 +606,4 @@ static inline __u32 sctp_dst_mtu(const struct dst_entry *dst)
SCTP_DEFAULT_MINSEGMENT)); SCTP_DEFAULT_MINSEGMENT));
} }
static inline bool sctp_transport_pmtu_check(struct sctp_transport *t)
{
__u32 pmtu = sctp_dst_mtu(t->dst);
if (t->pathmtu == pmtu)
return true;
t->pathmtu = pmtu;
return false;
}
#endif /* __net_sctp_h__ */ #endif /* __net_sctp_h__ */

3
net/sctp/output.c
View File

@ -118,9 +118,6 @@ void sctp_packet_config(struct sctp_packet *packet, __u32 vtag,
sctp_transport_route(tp, NULL, sp); sctp_transport_route(tp, NULL, sp);
if (asoc->param_flags & SPP_PMTUD_ENABLE) if (asoc->param_flags & SPP_PMTUD_ENABLE)
sctp_assoc_sync_pmtu(asoc); sctp_assoc_sync_pmtu(asoc);
} else if (!sctp_transport_pmtu_check(tp)) {
if (asoc->param_flags & SPP_PMTUD_ENABLE)
sctp_assoc_sync_pmtu(asoc);
} }
/* If there a is a prepend chunk stick it on the list before /* If there a is a prepend chunk stick it on the list before