Subject: [PATCH] 2.6.24-rc: fix ACPI battery technology reporting From: Andrey Borzenkov <arvidjaar@xxxxxxx> 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@xxxxxxx> --- drivers/acpi/battery.c | 2 +- 1 files changed, 1 insertions(+), 1 deletions(-) diff --git a/drivers/acpi/battery.c b/drivers/acpi/battery.c index c2ce0ad..1905b88 100644 --- a/drivers/acpi/battery.c +++ b/drivers/acpi/battery.c @@ -125,7 +125,7 @@ static int acpi_battery_technology(struct acpi_battery *battery) 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;
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