diff options
Diffstat (limited to 'drivers/usb/musb/tusb6010.c')
| -rw-r--r-- | drivers/usb/musb/tusb6010.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/drivers/usb/musb/tusb6010.c b/drivers/usb/musb/tusb6010.c index 4ecfbf6bb1fa..902507da8aa8 100644 --- a/drivers/usb/musb/tusb6010.c +++ b/drivers/usb/musb/tusb6010.c @@ -1103,6 +1103,11 @@ static int tusb_musb_init(struct musb *musb) /* dma address for async dma */ mem = platform_get_resource(pdev, IORESOURCE_MEM, 0); + if (!mem) { + pr_debug("no async dma resource?\n"); + ret = -ENODEV; + goto done; + } musb->async = mem->start; /* dma address for sync dma */ |