usb: phy: msm: Remove unnecessarily check for valid regulators.

Whether regulators are available or not is checked at driver
probe. If they are not available driver will refuse to load,
so no need to check them again.
Signed-off-by: NIvan T. Ivanov <iivanov@mm-sol.com>
Signed-off-by: NFelipe Balbi <balbi@ti.com>

drivers/usb/phy/phy-msm-usb.c

@@ -133,16 +133,6 @@ static int msm_hsusb_ldo_set_mode(struct msm_otg *motg, int on)
 {
 	int ret = 0;
 
-	if (!motg->v1p8 || IS_ERR(motg->v1p8)) {
-		pr_err("%s: HSUSB_1p8 is not initialized\n", __func__);
-		return -ENODEV;
-	}
-
-	if (!motg->v3p3 || IS_ERR(motg->v3p3)) {
-		pr_err("%s: HSUSB_3p3 is not initialized\n", __func__);
-		return -ENODEV;
-	}
-
 	if (on) {
 		ret = regulator_set_optimum_mode(motg->v1p8,
 				USB_PHY_1P8_HPM_LOAD);