[SCTP]: correct the number of INIT retransmissions

We currently count the initial INIT/COOKIE_ECHO chunk toward the
retransmit count and thus sends a total of sctp_max_retrans_init chunks.
The correct behavior is to retransmit the chunk sctp_max_retrans_init in
addition to sending the original.

Signed-off-by: Vlad Yasevich <vladislav.yasevich@hp.com>
Signed-off-by: Sridhar Samudrala <sri@us.ibm.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/net/sctp/socket.c b/net/sctp/socket.c
index fb1821d..0ea947e 100644
--- a/net/sctp/socket.c
+++ b/net/sctp/socket.c
@@ -5426,7 +5426,7 @@
 	return err;
 
 do_error:
-	if (asoc->init_err_counter + 1 >= asoc->max_init_attempts)
+	if (asoc->init_err_counter + 1 > asoc->max_init_attempts)
 		err = -ETIMEDOUT;
 	else
 		err = -ECONNREFUSED;