diff options
Diffstat (limited to 'bgpd/bgp_routemap.c')
| -rw-r--r-- | bgpd/bgp_routemap.c | 20 |
1 files changed, 14 insertions, 6 deletions
diff --git a/bgpd/bgp_routemap.c b/bgpd/bgp_routemap.c index 05bc304b..abb85fd2 100644 --- a/bgpd/bgp_routemap.c +++ b/bgpd/bgp_routemap.c @@ -525,8 +525,13 @@ route_match_metric_compile (const char *arg) char *endptr = NULL; unsigned long tmpval; + /* Metric value shoud be integer. */ + if (! all_digit (arg)) + return NULL; + + errno = 0; tmpval = strtoul (arg, &endptr, 10); - if (*endptr != '\0' || tmpval == ULONG_MAX || tmpval > UINT32_MAX) + if (*endptr != '\0' || errno || tmpval > UINT32_MAX) return NULL; med = XMALLOC (MTYPE_ROUTE_MAP_COMPILED, sizeof (u_int32_t)); @@ -1002,8 +1007,9 @@ route_set_local_pref_compile (const char *arg) if (! all_digit (arg)) return NULL; + errno = 0; tmp = strtoul (arg, &endptr, 10); - if (*endptr != '\0' || tmp == ULONG_MAX || tmp > UINT32_MAX) + if (*endptr != '\0' || errno || tmp > UINT32_MAX) return NULL; local_pref = XMALLOC (MTYPE_ROUTE_MAP_COMPILED, sizeof (u_int32_t)); @@ -1070,9 +1076,9 @@ route_set_weight_compile (const char *arg) if (! all_digit (arg)) return NULL; - + errno = 0; tmp = strtoul (arg, &endptr, 10); - if (*endptr != '\0' || tmp == ULONG_MAX || tmp > UINT32_MAX) + if (*endptr != '\0' || errno || tmp > UINT32_MAX) return NULL; weight = XMALLOC (MTYPE_ROUTE_MAP_COMPILED, sizeof (u_int32_t)); @@ -1161,8 +1167,9 @@ route_set_metric_compile (const char *arg) if (all_digit (arg)) { /* set metric value check*/ + errno = 0; larg = strtoul (arg, &endptr, 10); - if (*endptr != '\0' || larg == ULONG_MAX || larg > UINT32_MAX) + if (*endptr != '\0' || errno || larg > UINT32_MAX) return NULL; metric = larg; } @@ -1174,8 +1181,9 @@ route_set_metric_compile (const char *arg) || (! all_digit (arg+1))) return NULL; + errno = 0; larg = strtoul (arg+1, &endptr, 10); - if (*endptr != '\0' || larg == ULONG_MAX || larg > UINT32_MAX) + if (*endptr != '\0' || errno || larg > UINT32_MAX) return NULL; metric = larg; } |