net: sctp: minor: make sctp_ep_common's member 'dead' a bool

Since dead only holds two states (0,1), make it a bool instead
of a 'char', which is more appropriate for its purpose.

Signed-off-by: Daniel Borkmann <dborkman@redhat.com>
Acked-by: Vlad Yasevich <vyasevich@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/include/net/sctp/structs.h b/include/net/sctp/structs.h
index 3e80eed..e12aa77 100644
--- a/include/net/sctp/structs.h
+++ b/include/net/sctp/structs.h
@@ -1176,7 +1176,7 @@
 	 *   dead     - Do not attempt to use this object.
 	 */
 	atomic_t    refcnt;
-	char	    dead;
+	bool	    dead;
 
 	/* What socket does this endpoint belong to?  */
 	struct sock *sk;