From: Allan Stephens <allan.stephens@windriver.com>
Date: Sun, 17 Apr 2011 15:44:24 +0000 (-0400)
Subject: tipc: Avoid pointless masking of fragmented message identifier
X-Git-Tag: MMI-PSA29.97-13-9~19691^2~111^2~14
X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=e0f085964cac97a3a9e47741365ef6a03e500873;p=GitHub%2FMotorolaMobilityLLC%2Fkernel-slsi.git

tipc: Avoid pointless masking of fragmented message identifier

Eliminates code that restricts a link's counter of its fragmented
messages to a 16-bit value, since the counter value is automatically
restricted to this range when it is written into the message header.

Signed-off-by: Allan Stephens <allan.stephens@windriver.com>
Signed-off-by: Paul Gortmaker <paul.gortmaker@windriver.com>
---

diff --git a/net/tipc/link.c b/net/tipc/link.c
index 95249ba6e2d6..ad356df12d1e 100644
--- a/net/tipc/link.c
+++ b/net/tipc/link.c
@@ -1276,7 +1276,7 @@ reject:
 	/* Append whole chain to send queue: */
 
 	buf = buf_chain;
-	l_ptr->long_msg_seq_no = mod(l_ptr->long_msg_seq_no + 1);
+	l_ptr->long_msg_seq_no++;
 	if (!l_ptr->next_out)
 		l_ptr->next_out = buf_chain;
 	l_ptr->stats.sent_fragmented++;
@@ -2426,7 +2426,7 @@ static int link_send_long_buf(struct link *l_ptr, struct sk_buff *buf)
 
 	tipc_msg_init(&fragm_hdr, MSG_FRAGMENTER, FIRST_FRAGMENT,
 		 INT_H_SIZE, destaddr);
-	msg_set_long_msgno(&fragm_hdr, mod(l_ptr->long_msg_seq_no++));
+	msg_set_long_msgno(&fragm_hdr, l_ptr->long_msg_seq_no++);
 	msg_set_fragm_no(&fragm_hdr, fragm_no);
 	l_ptr->stats.sent_fragmented++;