| From | Greg Kroah-Hartman <> | Subject | [ 32/68] ACPI sysfs.c strlen fix | Date | Thu, 12 Jul 2012 16:02:06 -0700 |
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From: Greg KH <gregkh@linuxfoundation.org>
3.0-stable review patch. If anyone has any objections, please let me know.
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From: Pavel Vasilyev <pavel@pavlinux.ru>
commit 9f132652d94c96476b0b0a8caf0c10e96ab10fa8 upstream.
Current code is ignoring the last character of "enable" and "disable" in comparisons.
https://bugzilla.kernel.org/show_bug.cgi?id=33732
Signed-off-by: Len Brown <len.brown@intel.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
--- drivers/acpi/sysfs.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-)
--- a/drivers/acpi/sysfs.c +++ b/drivers/acpi/sysfs.c @@ -173,7 +173,7 @@ static int param_set_trace_state(const c { int result = 0; - if (!strncmp(val, "enable", strlen("enable") - 1)) { + if (!strncmp(val, "enable", strlen("enable"))) { result = acpi_debug_trace(trace_method_name, trace_debug_level, trace_debug_layer, 0); if (result) @@ -181,7 +181,7 @@ static int param_set_trace_state(const c goto exit; } - if (!strncmp(val, "disable", strlen("disable") - 1)) { + if (!strncmp(val, "disable", strlen("disable"))) { int name = 0; result = acpi_debug_trace((char *)&name, trace_debug_level, trace_debug_layer, 0);
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