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>
git-mirror · Dec 9, 2015 · 7d32cde · 7d32cde
1 parent 27681ab
commit 7d32cde
Showing 1 changed file with 1 addition and 0 deletions.
diff --git 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;