AcoSail/kernel_optimize_test
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sctp: introduce sctp_chunk_stream_no

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Add a helper to fetch the stream number from a given chunk.

Tested-by: Xin Long <lucien.xin@gmail.com>
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 2017-10-03 19:20:12 -03:00 committed by David S. Miller
parent f952be79ce
commit 2fc019f790
1 changed files with 5 additions and 0 deletions
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5
include/net/sctp/structs.h
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@ -642,6 +642,11 @@ void sctp_init_addrs(struct sctp_chunk *, union sctp_addr *,
union sctp_addr *);
const union sctp_addr *sctp_source(const struct sctp_chunk *chunk);
static inline __u16 sctp_chunk_stream_no(struct sctp_chunk *ch)
{
return ntohs(ch->subh.data_hdr->stream);
}
enum {
SCTP_ADDR_NEW, /* new address added to assoc/ep */
SCTP_ADDR_SRC, /* address can be used as source */