tjh.dev / kernel
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V4L/DVB (7180): em28xx: add URB_NO_TRANSFER_DMA_MAP, since urb->transfer_dma is set

Thanks to Alan Stern <stern@rowland.harvard.edu> for pointing this issue.

Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>

Mauro Carvalho Chehab 61b080d2 3687e1e6

+1 -1
+1 -1
drivers/media/video/em28xx/em28xx-core.c
··· 780 780 urb->dev = dev->udev; 781 781 urb->context = dev; 782 782 urb->pipe = usb_rcvisocpipe(dev->udev, 0x82); 783 - urb->transfer_flags = URB_ISO_ASAP; 783 + urb->transfer_flags = URB_ISO_ASAP | URB_NO_TRANSFER_DMA_MAP; 784 784 urb->interval = 1; 785 785 urb->transfer_buffer = dev->transfer_buffer[i]; 786 786 urb->complete = em28xx_isocIrq;