Author: jkim
Date: Mon Apr 5 17:33:33 2010
New Revision: 206186
URL: http://svn.freebsd.org/changeset/base/206186
Log:
MFC: r205858
Check the pointer to JIT binary filter before its de-allocation.
Modified:
stable/7/sys/net/bpf.c
Directory Properties:
stable/7/sys/ (props changed)
stable/7/sys/cddl/contrib/opensolaris/ (props changed)
stable/7/sys/contrib/dev/acpica/ (props changed)
stable/7/sys/contrib/pf/ (props changed)
Modified: stable/7/sys/net/bpf.c
==============================================================================
--- stable/7/sys/net/bpf.c Mon Apr 5 17:32:49 2010 (r206185)
+++ stable/7/sys/net/bpf.c Mon Apr 5 17:33:33 2010 (r206186)
@@ -1586,13 +1586,14 @@ bpf_freed(struct bpf_d *d)
if (d->bd_fbuf != NULL)
free(d->bd_fbuf, M_BPF);
}
- if (d->bd_rfilter) {
+ if (d->bd_rfilter != NULL) {
free((caddr_t)d->bd_rfilter, M_BPF);
#ifdef BPF_JITTER
- bpf_destroy_jit_filter(d->bd_bfilter);
+ if (d->bd_bfilter != NULL)
+ bpf_destroy_jit_filter(d->bd_bfilter);
#endif
}
- if (d->bd_wfilter)
+ if (d->bd_wfilter != NULL)
free((caddr_t)d->bd_wfilter, M_BPF);
mtx_destroy(&d->bd_mtx);
}
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