diff --git a/drivers/usb/musb/musb_hcd.c b/drivers/usb/musb/musb_hcd.c
index 3dc5d6a..41a8126 100644
--- a/drivers/usb/musb/musb_hcd.c
+++ b/drivers/usb/musb/musb_hcd.c
@@ -267,7 +267,7 @@
 /*
  * waits until tx ep is ready. Returns 1 when ep is ready and 0 on error.
  */
-static u8 wait_until_txep_ready(struct usb_device *dev, u8 ep)
+static int wait_until_txep_ready(struct usb_device *dev, u8 ep)
 {
 	u16 csr;
 	int timeout = CONFIG_MUSB_TIMEOUT;
@@ -299,7 +299,7 @@
 /*
  * waits until rx ep is ready. Returns 1 when ep is ready and 0 on error.
  */
-static u8 wait_until_rxep_ready(struct usb_device *dev, u8 ep)
+static int wait_until_rxep_ready(struct usb_device *dev, u8 ep)
 {
 	u16 csr;
 	int timeout = CONFIG_MUSB_TIMEOUT;
@@ -1009,7 +1009,7 @@
 			writew(csr | MUSB_TXCSR_TXPKTRDY, &musbr->txcsr);
 
 			/* Wait until the TxPktRdy bit is cleared */
-			if (!wait_until_txep_ready(dev, MUSB_BULK_EP)) {
+			if (wait_until_txep_ready(dev, MUSB_BULK_EP) != 1) {
 				readw(&musbr->txcsr);
 				usb_settoggle(dev, ep, dir_out,
 				(csr >> MUSB_TXCSR_H_DATATOGGLE_SHIFT) & 1);
@@ -1044,7 +1044,7 @@
 			writew(csr | MUSB_RXCSR_H_REQPKT, &musbr->rxcsr);
 
 			/* Wait until the RxPktRdy bit is set */
-			if (!wait_until_rxep_ready(dev, MUSB_BULK_EP)) {
+			if (wait_until_rxep_ready(dev, MUSB_BULK_EP) != 1) {
 				csr = readw(&musbr->rxcsr);
 				usb_settoggle(dev, ep, dir_out,
 				(csr >> MUSB_S_RXCSR_H_DATATOGGLE) & 1);
@@ -1217,7 +1217,7 @@
 			writew(csr | MUSB_RXCSR_H_REQPKT, &musbr->rxcsr);
 
 			/* Wait until the RxPktRdy bit is set */
-			if (!wait_until_rxep_ready(dev, MUSB_INTR_EP)) {
+			if (wait_until_rxep_ready(dev, MUSB_INTR_EP) != 1) {
 				csr = readw(&musbr->rxcsr);
 				usb_settoggle(dev, ep, dir_out,
 				(csr >> MUSB_S_RXCSR_H_DATATOGGLE) & 1);