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authorLen Brown <len.brown@intel.com>2012-07-26 21:32:01 -0400
committerLen Brown <len.brown@intel.com>2012-07-26 21:35:28 -0400
commit869639f9e7ff5ca337b27469c298dd11c29cf0fa (patch)
tree335b176040be788e4710591e2e4848e456980055 /drivers/acpi/sysfs.c
parenta5ca7345c1e67cd12cf75a9ec034c7d34786ae79 (diff)
ACPI: replace strlen("string") with sizeof("string") -1
...both give the number of chars in the string without the '\0', as strncmp() wants, but sizeof() is compile-time. Reported-by: Alan Stern <stern@rowland.harvard.edu> Cc: Pavel Vasilyev <pavel@pavlinux.ru> Signed-off-by: Len Brown <len.brown@intel.com>
Diffstat (limited to 'drivers/acpi/sysfs.c')
-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 240a24400976..7c3f98ba4afe 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"))) {
+ if (!strncmp(val, "enable", sizeof("enable") - 1)) {
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"))) {
+ if (!strncmp(val, "disable", sizeof("disable") - 1)) {
int name = 0;
result = acpi_debug_trace((char *)&name, trace_debug_level,
trace_debug_layer, 0);