Date: Mon, 29 Mar 2010 20:24:03 +0000 (UTC) From: Jung-uk Kim <jkim@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r205858 - head/sys/net Message-ID: <201003292024.o2TKO3Er062017@svn.freebsd.org>
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Author: jkim Date: Mon Mar 29 20:24:03 2010 New Revision: 205858 URL: http://svn.freebsd.org/changeset/base/205858 Log: Check the pointer to JIT binary filter before its de-allocation. Submitted by: Alexander Sack (asack at niksun dot com) MFC after: 3 days Modified: head/sys/net/bpf.c Modified: head/sys/net/bpf.c ============================================================================== --- head/sys/net/bpf.c Mon Mar 29 20:16:04 2010 (r205857) +++ head/sys/net/bpf.c Mon Mar 29 20:24:03 2010 (r205858) @@ -1867,13 +1867,14 @@ bpf_freed(struct bpf_d *d) * free. */ bpf_free(d); - 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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