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| author | Len Brown <len.brown@intel.com> | 2012-07-27 03:32:01 +0200 |
|---|---|---|
| committer | Len Brown <len.brown@intel.com> | 2012-07-27 03:35:28 +0200 |
| commit | 869639f9e7ff5ca337b27469c298dd11c29cf0fa (patch) | |
| tree | 335b176040be788e4710591e2e4848e456980055 /drivers/acpi | |
| parent | ACPI / PM: Fix build warning in sleep.c for CONFIG_ACPI_SLEEP unset (diff) | |
| download | linux-869639f9e7ff5ca337b27469c298dd11c29cf0fa.tar.xz linux-869639f9e7ff5ca337b27469c298dd11c29cf0fa.zip | |
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')
| -rw-r--r-- | drivers/acpi/sysfs.c | 4 |
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); |