usb: musb: fail with error when no DMA controller set

Fail with error when no DMA controller is set.

Signed-off-by: Aaro Koskinen <aaro.koskinen@iki.fi>
Signed-off-by: Felipe Balbi <balbi@ti.com>

diff --git a/drivers/usb/musb/musb_core.c b/drivers/usb/musb/musb_core.c
index 3c07ffd..ee9ff70 100644 (file)
--- a/drivers/usb/musb/musb_core.c
+++ b/drivers/usb/musb/musb_core.c
@@ -2094,6 +2094,7 @@ musb_init_controller(struct device *dev, int nIrq, void __iomem *ctrl)
 #ifndef CONFIG_MUSB_PIO_ONLY
        if (!musb->ops->dma_init || !musb->ops->dma_exit) {
                dev_err(dev, "DMA controller not set\n");
+               status = -ENODEV;
                goto fail2;
        }
        musb_dma_controller_create = musb->ops->dma_init;