ACPI: battery: fix ACPI battery technology reporting
At least some systems report technology information with trailing spaces:
{pts/1}% cat -E /var/tmp/bat/2.6.23 | grep type
battery type: Li-ION $
Use strncasecmp to compare model string to skip trailing part
Signed-off-by: Andrey Borzenkov <arvidjaar@mail.ru>
Acked-by: Alexey Starikovskiy <astarikovskiy@suse.de>
Signed-off-by: Len Brown <len.brown@intel.com>
diff --git a/drivers/acpi/battery.c b/drivers/acpi/battery.c
index 7d6be23..8f7505d 100644
--- a/drivers/acpi/battery.c
+++ b/drivers/acpi/battery.c
@@ -125,7 +125,7 @@
return POWER_SUPPLY_TECHNOLOGY_NiMH;
if (!strcasecmp("LION", battery->type))
return POWER_SUPPLY_TECHNOLOGY_LION;
- if (!strcasecmp("LI-ION", battery->type))
+ if (!strncasecmp("LI-ION", battery->type, 6))
return POWER_SUPPLY_TECHNOLOGY_LION;
if (!strcasecmp("LiP", battery->type))
return POWER_SUPPLY_TECHNOLOGY_LIPO;