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-rw-r--r--drivers/acpi/battery.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/acpi/battery.c b/drivers/acpi/battery.c
index 5fdfe65fe165..8ec8a89a20ab 100644
--- a/drivers/acpi/battery.c
+++ b/drivers/acpi/battery.c
@@ -695,7 +695,7 @@ static void acpi_battery_quirks(struct acpi_battery *battery)
if (battery->power_unit && dmi_name_in_vendors("LENOVO")) {
const char *s;
s = dmi_get_system_info(DMI_PRODUCT_VERSION);
- if (s && !strnicmp(s, "ThinkPad", 8)) {
+ if (s && !strncasecmp(s, "ThinkPad", 8)) {
dmi_walk(find_battery, battery);
if (test_bit(ACPI_BATTERY_QUIRK_THINKPAD_MAH,
&battery->flags) &&
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