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-rw-r--r--include/net/sctp/sm.h6
-rw-r--r--include/net/sctp/stream_interleave.h1
-rw-r--r--include/net/sctp/structs.h6
3 files changed, 12 insertions, 1 deletions
diff --git a/include/net/sctp/sm.h b/include/net/sctp/sm.h
index ca1db8997e5d..0993b4953b3a 100644
--- a/include/net/sctp/sm.h
+++ b/include/net/sctp/sm.h
@@ -359,6 +359,12 @@ static inline __u16 sctp_data_size(struct sctp_chunk *chunk)
typecheck(__u32, b) && \
((__s32)((a) - (b)) <= 0))
+/* Compare two MIDs */
+#define MID_lt(a, b) \
+ (typecheck(__u32, a) && \
+ typecheck(__u32, b) && \
+ ((__s32)((a) - (b)) < 0))
+
/* Compare two SSNs */
#define SSN_lt(a,b) \
(typecheck(__u16, a) && \
diff --git a/include/net/sctp/stream_interleave.h b/include/net/sctp/stream_interleave.h
index 99f399e7a871..d8d1b51e1362 100644
--- a/include/net/sctp/stream_interleave.h
+++ b/include/net/sctp/stream_interleave.h
@@ -38,6 +38,7 @@ struct sctp_stream_interleave {
const struct sctp_sndrcvinfo *sinfo,
int len, __u8 flags, gfp_t gfp);
void (*assign_number)(struct sctp_chunk *chunk);
+ bool (*validate_data)(struct sctp_chunk *chunk);
};
void sctp_stream_interleave_init(struct sctp_stream *stream);
diff --git a/include/net/sctp/structs.h b/include/net/sctp/structs.h
index fd93973bb667..be4cc73f3106 100644
--- a/include/net/sctp/structs.h
+++ b/include/net/sctp/structs.h
@@ -1382,7 +1382,11 @@ struct sctp_stream_out {
};
struct sctp_stream_in {
- __u16 ssn;
+ union {
+ __u32 mid;
+ __u16 ssn;
+ };
+ __u32 fsn;
};
struct sctp_stream {