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CID/1203191: Out of bounds read

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This commit is contained in:
christos 2014-04-17 16:01:24 +00:00
parent 98bac80e02
commit 41b25bacda
1 changed files with 4 additions and 4 deletions
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8
sys/arch/x86/acpi/acpi_cpu_md.c
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@ -1,4 +1,4 @@
/* $NetBSD: acpi_cpu_md.c,v 1.76 2014/03/27 18:22:56 christos Exp $ */
/* $NetBSD: acpi_cpu_md.c,v 1.77 2014/04/17 16:01:24 christos Exp $ */
/*-
* Copyright (c) 2010, 2011 Jukka Ruohonen <jruohonen@iki.fi>
@ -27,7 +27,7 @@
* SUCH DAMAGE.
*/
#include <sys/cdefs.h>
__KERNEL_RCSID(0, "$NetBSD: acpi_cpu_md.c,v 1.76 2014/03/27 18:22:56 christos Exp $");
__KERNEL_RCSID(0, "$NetBSD: acpi_cpu_md.c,v 1.77 2014/04/17 16:01:24 christos Exp $");
#include <sys/param.h>
#include <sys/bus.h>
@ -1150,11 +1150,11 @@ acpicpu_md_pstate_sysctl_all(SYSCTLFN_ARGS)
if (sc->sc_pstate[i].ps_freq == 0)
continue;
if (len >= sizeof(buf))
break;
len += snprintf(buf + len, sizeof(buf) - len, "%u%s",
sc->sc_pstate[i].ps_freq,
i < (sc->sc_pstate_count - 1) ? " " : "");
if (len > sizeof(buf))
break;
}
mutex_exit(&sc->sc_mtx);