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authorPavel Vasilyev <pavel@pavlinux.ru>2012-06-05 00:02:05 -0400
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2012-07-16 09:04:07 -0700
commit0bd3d94b39087298b88f7ee2570d1062e09e8dfd (patch)
treeb31fcadcf9d9a9e953ea3189243ba80c9559e200
parentb429b0cf0a702501aaa7bdf59c235643c529a83c (diff)
ACPI sysfs.c strlen fix
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>
-rw-r--r--drivers/acpi/sysfs.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/acpi/sysfs.c b/drivers/acpi/sysfs.c
index 9f66181c814..240a2440097 100644
--- a/drivers/acpi/sysfs.c
+++ b/drivers/acpi/sysfs.c
@@ -173,7 +173,7 @@ static int param_set_trace_state(const char *val, struct kernel_param *kp)
{
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 char *val, struct kernel_param *kp)
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);