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Commit 3d8a408c authored by Ben Skeggs's avatar Ben Skeggs
Browse files

drm/nouveau/pm: avoid potential divide-by-zero 



Signed-off-by: default avatarBen Skeggs <bskeggs@redhat.com>
Signed-off-by: default avatarMartin Peres <martin.peres@labri.fr>
parent 1a5f985c

drivers/gpu/drm/nouveau/nouveau_pm.c

+1 −1
Original line number Diff line number Diff line
@@ -50,7 +50,7 @@ nouveau_pwmfan_get(struct drm_device *dev) 
	ret = nouveau_gpio_find(dev, 0, DCB_GPIO_PWM_FAN, 0xff, &gpio);

	if (ret == 0) {

		ret = pm->pwm_get(dev, gpio.line, &divs, &duty);

		if (ret == 0) {

		if (ret == 0 && divs) {

			divs = max(divs, duty);

			if (dev_priv->card_type <= NV_40 || (gpio.log[0] & 1))

				duty = divs - duty;