diff options
Diffstat (limited to 'contrib/ipfilter/bpf_filter.c')
| -rw-r--r-- | contrib/ipfilter/bpf_filter.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/contrib/ipfilter/bpf_filter.c b/contrib/ipfilter/bpf_filter.c index d75570e..bd46576 100644 --- a/contrib/ipfilter/bpf_filter.c +++ b/contrib/ipfilter/bpf_filter.c @@ -132,7 +132,7 @@ m_xword(m, k, err) return EXTRACT_LONG(cp); } m0 = m->m_next; - if (m0 == 0 || M_LEN(m0) + len - k < 4) + if (m0 == NULL || M_LEN(m0) + len - k < 4) goto bad; *err = 0; np = MTOD(m0, u_char *); @@ -168,7 +168,7 @@ m_xhalf(m, k, err) return EXTRACT_SHORT(cp); } m0 = m->m_next; - if (m0 == 0) + if (m0 == NULL) goto bad; *err = 0; return (cp[0] << 8) | MTOD(m0, u_char *)[0]; @@ -205,7 +205,7 @@ bpf_filter(pc, p, wirelen, buflen) } else m = NULL; - if (pc == 0) + if (pc == NULL) /* * No filter means accept all. */ |
