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-rw-r--r--ripd/rip_routemap.c23
1 files changed, 18 insertions, 5 deletions
diff --git a/ripd/rip_routemap.c b/ripd/rip_routemap.c
index 9bafdcde1..cc0ed61ff 100644
--- a/ripd/rip_routemap.c
+++ b/ripd/rip_routemap.c
@@ -485,9 +485,22 @@ static void *
route_match_tag_compile (const char *arg)
{
u_short *tag;
+ u_short tmp;
+
+ /* tag value shoud be integer. */
+ if (! all_digit (arg))
+ return NULL;
+
+ tmp = atoi(arg);
+ if (tmp < 1)
+ return NULL;
tag = XMALLOC (MTYPE_ROUTE_MAP_COMPILED, sizeof (u_short));
- *tag = atoi (arg);
+
+ if (!tag)
+ return tag;
+
+ *tag = tmp;
return tag;
}
@@ -937,7 +950,7 @@ ALIAS (no_match_ip_address_prefix_list,
DEFUN (match_tag,
match_tag_cmd,
- "match tag <0-65535>",
+ "match tag <1-65535>",
MATCH_STR
"Match tag of route\n"
"Metric value\n")
@@ -960,7 +973,7 @@ DEFUN (no_match_tag,
ALIAS (no_match_tag,
no_match_tag_val_cmd,
- "no match tag <0-65535>",
+ "no match tag <1-65535>",
NO_STR
MATCH_STR
"Match tag of route\n"
@@ -1060,7 +1073,7 @@ ALIAS (no_set_ip_nexthop,
DEFUN (set_tag,
set_tag_cmd,
- "set tag <0-65535>",
+ "set tag <1-65535>",
SET_STR
"Tag value for routing protocol\n"
"Tag value\n")
@@ -1083,7 +1096,7 @@ DEFUN (no_set_tag,
ALIAS (no_set_tag,
no_set_tag_val_cmd,
- "no set tag <0-65535>",
+ "no set tag <1-65535>",
NO_STR
SET_STR
"Tag value for routing protocol\n"