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 <[email protected]> Signed-off-by: David S. Miller <[email protected]>
josf · Jun 5, 2008 · 0f15d36 · 0f15d36
1 parent 7571521
commit 0f15d36
Showing 1 changed file with 3 additions and 0 deletions.
diff --git 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) {