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authorXin Long <lucien.xin@gmail.com>2021-10-14 00:50:55 -0400
committerDavid S. Miller <davem@davemloft.net>2021-10-15 11:21:10 +0100
commit075718fdaf0efe20223571236c1bf14ca35a7aa1 (patch)
tree9d2dc6eade2421073f138c5b3be74febe9291f91 /include/net/sctp
parentc2402d43d183b11445aed921e7bebcd47ef222f1 (diff)
sctp: fix transport encap_port update in sctp_vtag_verify
transport encap_port update should be updated when sctp_vtag_verify() succeeds, namely, returns 1, not returns 0. Correct it in this patch. While at it, also fix the indentation. Fixes: a1dd2cf2f1ae ("sctp: allow changing transport encap_port by peer packets") Signed-off-by: Xin Long <lucien.xin@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'include/net/sctp')
-rw-r--r--include/net/sctp/sm.h6
1 files changed, 3 insertions, 3 deletions
diff --git a/include/net/sctp/sm.h b/include/net/sctp/sm.h
index 2eb6d7c2c931..f37c7a558d6d 100644
--- a/include/net/sctp/sm.h
+++ b/include/net/sctp/sm.h
@@ -384,11 +384,11 @@ sctp_vtag_verify(const struct sctp_chunk *chunk,
* Verification Tag value does not match the receiver's own
* tag value, the receiver shall silently discard the packet...
*/
- if (ntohl(chunk->sctp_hdr->vtag) == asoc->c.my_vtag)
- return 1;
+ if (ntohl(chunk->sctp_hdr->vtag) != asoc->c.my_vtag)
+ return 0;
chunk->transport->encap_port = SCTP_INPUT_CB(chunk->skb)->encap_port;
- return 0;
+ return 1;
}
/* Check VTAG of the packet matches the sender's own tag and the T bit is