1 files changed, 1 insertions, 0 deletions

diff --git a/net/sctp/protocol.c b/net/sctp/protocol.c
index 3b56ae55aba3..1adb9270e317 100644
--- a/net/sctp/protocol.c
+++ b/net/sctp/protocol.c
@@ -240,6 +240,7 @@ static void sctp_v4_from_skb(union sctp_addr *addr, struct sk_buff *skb,
         port = &addr->v4.sin_port;
         addr->v4.sin_family = AF_INET;
 
+        /* Always called on head skb, so this is safe */
         sh = sctp_hdr(skb);
         if (is_saddr) {
                 *port  = sh->source;