D44818.id137203.diff
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D44818.id137203.diff
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	diff --git a/sys/dev/acpica/acpi_battery.c b/sys/dev/acpica/acpi_battery.c
	--- a/sys/dev/acpica/acpi_battery.c
	+++ b/sys/dev/acpica/acpi_battery.c
	@@ -266,7 +266,14 @@
	*/
	if (valid_units > 0) {
	if (dev == NULL) {
	- battinfo->cap = (total_cap * 100) / total_lfcap;
	+ /*
	+ * Avoid division by zero if none of the batteries had valid
	+ * capacity info.
	+ */
	+ if (total_lfcap > 0)
	+ battinfo->cap = (total_cap * 100) / total_lfcap;
	+ else
	+ battinfo->cap = 0;
	battinfo->min = total_min;
	battinfo->state = batt_stat;
	battinfo->rate = valid_rate;