Date: Mon, 13 May 2019 14:07:02 +0000 (UTC) From: "Andrey V. Elsukov" <ae@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r347527 - head/sys/net Message-ID: <201905131407.x4DE72Bu003611@repo.freebsd.org>
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Author: ae Date: Mon May 13 14:07:02 2019 New Revision: 347527 URL: https://svnweb.freebsd.org/changeset/base/347527 Log: Do not leak memory used for binary filter. Modified: head/sys/net/bpf.c Modified: head/sys/net/bpf.c ============================================================================== --- head/sys/net/bpf.c Mon May 13 13:45:28 2019 (r347526) +++ head/sys/net/bpf.c Mon May 13 14:07:02 2019 (r347527) @@ -2628,11 +2628,17 @@ bpfd_free(epoch_context_t ctx) if (d->bd_rfilter != NULL) { p = __containerof((void *)d->bd_rfilter, struct bpf_program_buffer, buffer); +#ifdef BPF_JITTER + p->func = d->bd_bfilter; +#endif bpf_program_buffer_free(&p->epoch_ctx); } if (d->bd_wfilter != NULL) { p = __containerof((void *)d->bd_wfilter, struct bpf_program_buffer, buffer); +#ifdef BPF_JITTER + p->func = NULL; +#endif bpf_program_buffer_free(&p->epoch_ctx); }
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