netdev - [PATCH 08/13 net-next-2.6] [TIPC]: Prevent display of name table types with no publications

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Message-Id: <1212171648-27122-9-git-send-email-allan.stephens@windriver.com>
Date:	Fri, 30 May 2008 14:20:43 -0400
From:	Allan Stephens <allan.stephens@...driver.com>
To:	David Miller <davem@...emloft.net>
Cc:	netdev@...r.kernel.org, allan.stephens@...driver.com
Subject: [PATCH 08/13 net-next-2.6] [TIPC]: Prevent display of name table types with no publications

This patch adds a check to prevent TIPC's name table display code
from listing a name type entry if it exists only to hold subscription
info, rather than published names.

Signed-off-by: Allan Stephens <allan.stephens@...driver.com>
---
 net/tipc/name_table.c |    3 +++
 1 files changed, 3 insertions(+), 0 deletions(-)

diff --git a/net/tipc/name_table.c b/net/tipc/name_table.c
index 892373e..4455f13 100644
--- a/net/tipc/name_table.c
+++ b/net/tipc/name_table.c
@@ -905,6 +905,9 @@ static void nameseq_list(struct name_seq *seq, struct print_buf *buf, u32 depth,
 	struct sub_seq *sseq;
 	char typearea[11];
 
+	if (seq->first_free == 0)
+		return;
+
 	sprintf(typearea, "%-10u", seq->type);
 
 	if (depth == 1) {
-- 
1.5.3.2

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