net: sctp: minor: remove dead code from sctp_packet

struct sctp_packet is currently embedded into sctp_transport or
sits on the stack as 'singleton' in sctp_outq_flush(). Therefore,
its member 'malloced' is always 0, thus a kfree() is never called.
Because of that, we can just remove this code.

Signed-off-by: Daniel Borkmann <dborkman@redhat.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/net/sctp/output.c b/net/sctp/output.c
index f5200a2..bbef4a7 100644
--- a/net/sctp/output.c
+++ b/net/sctp/output.c
@@ -136,7 +136,7 @@
 	packet->overhead = overhead;
 	sctp_packet_reset(packet);
 	packet->vtag = 0;
-	packet->malloced = 0;
+
 	return packet;
 }
 
@@ -151,9 +151,6 @@
 		list_del_init(&chunk->list);
 		sctp_chunk_free(chunk);
 	}
-
-	if (packet->malloced)
-		kfree(packet);
 }
 
 /* This routine tries to append the chunk to the offered packet. If adding