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| author | jkim <jkim@FreeBSD.org> | 2009-08-12 17:28:53 +0000 |
|---|---|---|
| committer | jkim <jkim@FreeBSD.org> | 2009-08-12 17:28:53 +0000 |
| commit | cda13d6d86bd52b9bdbe8d98d739aeccaf6ddff9 (patch) | |
| tree | 2acde28a42f15b9f604c2ad5c43272ed83a58be7 /sys/net/bpf.c | |
| parent | e0f9ca5ab5b6816a246a04faceaae64adbc9b8cd (diff) | |
| download | FreeBSD-src-cda13d6d86bd52b9bdbe8d98d739aeccaf6ddff9.zip FreeBSD-src-cda13d6d86bd52b9bdbe8d98d739aeccaf6ddff9.tar.gz | |
Always embed pointer to BPF JIT function in BPF descriptor
to avoid inconsistency when opt_bpf.h is not included.
Reviewed by: rwatson
Approved by: re (rwatson)
Diffstat (limited to 'sys/net/bpf.c')
| -rw-r--r-- | sys/net/bpf.c | 18 |
1 files changed, 12 insertions, 6 deletions
diff --git a/sys/net/bpf.c b/sys/net/bpf.c index 08c9a5e..9656a6e 100644 --- a/sys/net/bpf.c +++ b/sys/net/bpf.c @@ -1585,6 +1585,9 @@ void bpf_tap(struct bpf_if *bp, u_char *pkt, u_int pktlen) { struct bpf_d *d; +#ifdef BPF_JITTER + bpf_jit_filter *bf; +#endif u_int slen; int gottime; struct timeval tv; @@ -1601,8 +1604,9 @@ bpf_tap(struct bpf_if *bp, u_char *pkt, u_int pktlen) * the interface pointers on the mbuf to figure it out. */ #ifdef BPF_JITTER - if (bpf_jitter_enable != 0 && d->bd_bfilter != NULL) - slen = (*(d->bd_bfilter->func))(pkt, pktlen, pktlen); + bf = bpf_jitter_enable != 0 ? d->bd_bfilter : NULL; + if (bf != NULL) + slen = (*(bf->func))(pkt, pktlen, pktlen); else #endif slen = bpf_filter(d->bd_rfilter, pkt, pktlen, pktlen); @@ -1634,6 +1638,9 @@ void bpf_mtap(struct bpf_if *bp, struct mbuf *m) { struct bpf_d *d; +#ifdef BPF_JITTER + bpf_jit_filter *bf; +#endif u_int pktlen, slen; int gottime; struct timeval tv; @@ -1655,11 +1662,10 @@ bpf_mtap(struct bpf_if *bp, struct mbuf *m) BPFD_LOCK(d); ++d->bd_rcount; #ifdef BPF_JITTER + bf = bpf_jitter_enable != 0 ? d->bd_bfilter : NULL; /* XXX We cannot handle multiple mbufs. */ - if (bpf_jitter_enable != 0 && d->bd_bfilter != NULL && - m->m_next == NULL) - slen = (*(d->bd_bfilter->func))(mtod(m, u_char *), - pktlen, pktlen); + if (bf != NULL && m->m_next == NULL) + slen = (*(bf->func))(mtod(m, u_char *), pktlen, pktlen); else #endif slen = bpf_filter(d->bd_rfilter, (u_char *)m, pktlen, 0); |
