diff options
Diffstat (limited to 'gencode.c')
| -rw-r--r-- | gencode.c | 9 |
1 files changed, 8 insertions, 1 deletions
diff --git a/gencode.c b/gencode.c index e3425cd9eb95..3fc97775daed 100644 --- a/gencode.c +++ b/gencode.c @@ -6955,11 +6955,15 @@ gen_mcode(compiler_state_t *cstate, const char *s1, const char *s2, return (NULL); nlen = __pcap_atoin(s1, &n); + if (nlen < 0) + bpf_error(cstate, "invalid IPv4 address '%s'", s1); /* Promote short ipaddr */ n <<= 32 - nlen; if (s2 != NULL) { mlen = __pcap_atoin(s2, &m); + if (mlen < 0) + bpf_error(cstate, "invalid IPv4 address '%s'", s2); /* Promote short ipaddr */ m <<= 32 - mlen; if ((n & ~m) != 0) @@ -7017,8 +7021,11 @@ gen_ncode(compiler_state_t *cstate, const char *s, bpf_u_int32 v, struct qual q) vlen = __pcap_atodn(s, &v); if (vlen == 0) bpf_error(cstate, "malformed decnet address '%s'", s); - } else + } else { vlen = __pcap_atoin(s, &v); + if (vlen < 0) + bpf_error(cstate, "invalid IPv4 address '%s'", s); + } switch (q.addr) { |