Message ID | 20190718033940.12820-1-phil@nwl.cc |
---|---|
State | Not Applicable |
Delegated to: | Pablo Neira |
Headers | show |
Series | [nft,1/3] meta: Reject zero ifindex values | expand |
diff --git a/src/meta.c b/src/meta.c index 1e8964eb48c4d..b12340991f35a 100644 --- a/src/meta.c +++ b/src/meta.c @@ -155,7 +155,7 @@ static struct error_record *ifindex_type_parse(const struct expr *sym, errno = 0; res = strtol(sym->identifier, &end, 10); - if (res < 0 || res > INT_MAX || *end || errno) + if (res <= 0 || res > INT_MAX || *end || errno) return error(&sym->location, "Interface does not exist"); ifindex = (int)res;
Signed-off-by: Phil Sutter <phil@nwl.cc> --- src/meta.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)