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-rw-r--r--include/linux/sctp.h6
-rw-r--r--net/sctp/sm_statefuns.c13
2 files changed, 11 insertions, 8 deletions
diff --git a/include/linux/sctp.h b/include/linux/sctp.h
index d5c0ddadb68b..55d84c143122 100644
--- a/include/linux/sctp.h
+++ b/include/linux/sctp.h
@@ -227,17 +227,17 @@ enum { SCTP_PARAM_ACTION_MASK = cpu_to_be16(0xc000), };
/* RFC 2960 Section 3.3.1 Payload Data (DATA) (0) */
-typedef struct sctp_datahdr {
+struct sctp_datahdr {
__be32 tsn;
__be16 stream;
__be16 ssn;
__be32 ppid;
__u8 payload[0];
-} sctp_datahdr_t;
+};
typedef struct sctp_data_chunk {
struct sctp_chunkhdr chunk_hdr;
- sctp_datahdr_t data_hdr;
+ struct sctp_datahdr data_hdr;
} sctp_data_chunk_t;
/* DATA Chuck Specific Flags */
diff --git a/net/sctp/sm_statefuns.c b/net/sctp/sm_statefuns.c
index 0a01c6858b0d..1ba9a9b04466 100644
--- a/net/sctp/sm_statefuns.c
+++ b/net/sctp/sm_statefuns.c
@@ -3010,7 +3010,8 @@ sctp_disposition_t sctp_sf_eat_data_6_2(struct net *net,
return SCTP_DISPOSITION_ABORT;
case SCTP_IERROR_PROTO_VIOLATION:
return sctp_sf_abort_violation(net, ep, asoc, chunk, commands,
- (u8 *)chunk->subh.data_hdr, sizeof(sctp_datahdr_t));
+ (u8 *)chunk->subh.data_hdr,
+ sizeof(struct sctp_datahdr));
default:
BUG();
}
@@ -3124,7 +3125,8 @@ sctp_disposition_t sctp_sf_eat_data_fast_4_4(struct net *net,
return SCTP_DISPOSITION_ABORT;
case SCTP_IERROR_PROTO_VIOLATION:
return sctp_sf_abort_violation(net, ep, asoc, chunk, commands,
- (u8 *)chunk->subh.data_hdr, sizeof(sctp_datahdr_t));
+ (u8 *)chunk->subh.data_hdr,
+ sizeof(struct sctp_datahdr));
default:
BUG();
}
@@ -6197,7 +6199,7 @@ static int sctp_eat_data(const struct sctp_association *asoc,
struct sctp_chunk *chunk,
sctp_cmd_seq_t *commands)
{
- sctp_datahdr_t *data_hdr;
+ struct sctp_datahdr *data_hdr;
struct sctp_chunk *err;
size_t datalen;
sctp_verb_t deliver;
@@ -6210,8 +6212,9 @@ static int sctp_eat_data(const struct sctp_association *asoc,
u16 sid;
u8 ordered = 0;
- data_hdr = chunk->subh.data_hdr = (sctp_datahdr_t *)chunk->skb->data;
- skb_pull(chunk->skb, sizeof(sctp_datahdr_t));
+ data_hdr = (struct sctp_datahdr *)chunk->skb->data;
+ chunk->subh.data_hdr = data_hdr;
+ skb_pull(chunk->skb, sizeof(*data_hdr));
tsn = ntohl(data_hdr->tsn);
pr_debug("%s: TSN 0x%x\n", __func__, tsn);