diff options
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/usb/core/buffer.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/usb/core/buffer.c b/drivers/usb/core/buffer.c index 419c9943a7cb..ad742cec94fa 100644 --- a/drivers/usb/core/buffer.c +++ b/drivers/usb/core/buffer.c @@ -55,6 +55,9 @@ int hcd_buffer_create (struct usb_hcd *hcd) char name [16]; int i, size; + if (!hcd->self.controller->dma_mask) + return 0; + for (i = 0; i < HCD_BUFFER_POOLS; i++) { if (!(size = pool_max [i])) continue; |