Date: Mon, 23 Nov 2015 18:45:35 +0000 (UTC) From: Mark Johnston <markj@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r291217 - head/sys/kern Message-ID: <201511231845.tANIjZfx075766@repo.freebsd.org>
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Author: markj Date: Mon Nov 23 18:45:35 2015 New Revision: 291217 URL: https://svnweb.freebsd.org/changeset/base/291217 Log: The buffer passed to an sbuf drain callback is not necessarily null-terminated, so don't assume that it is. Reported by: pho X-MFC-With: r291059 Modified: head/sys/kern/subr_witness.c Modified: head/sys/kern/subr_witness.c ============================================================================== --- head/sys/kern/subr_witness.c Mon Nov 23 18:20:32 2015 (r291216) +++ head/sys/kern/subr_witness.c Mon Nov 23 18:45:35 2015 (r291217) @@ -2987,7 +2987,7 @@ static int witness_output_drain(void *arg __unused, const char *data, int len) { - witness_output("%s", data); + witness_output("%.*s", len, data); return (len); }
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