Messages in this thread Patch in this message | | | Date | Tue, 24 Apr 2012 15:33:02 -0700 | From | Greg KH <> | Subject | [ 09/42] USB: yurex: Fix missing URB_NO_TRANSFER_DMA_MAP flag in urb |
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3.0-stable review patch. If anyone has any objections, please let me know.
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From: Tomoki Sekiyama <tomoki.sekiyama@gmail.com>
commit 532f17b5d59bf0deb6f1ff9bc1fb27d5b5011c09 upstream.
Current probing code is setting URB_NO_TRANSFER_DMA_MAP flag into a wrong urb structure, and this causes BUG_ON with some USB host implementations. This patch fixes the issue.
Signed-off-by: Tomoki Sekiyama <tomoki.sekiyama@gmail.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
--- drivers/usb/misc/yurex.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
--- a/drivers/usb/misc/yurex.c +++ b/drivers/usb/misc/yurex.c @@ -282,7 +282,7 @@ static int yurex_probe(struct usb_interf usb_rcvintpipe(dev->udev, dev->int_in_endpointAddr), dev->int_buffer, YUREX_BUF_SIZE, yurex_interrupt, dev, 1); - dev->cntl_urb->transfer_flags |= URB_NO_TRANSFER_DMA_MAP; + dev->urb->transfer_flags |= URB_NO_TRANSFER_DMA_MAP; if (usb_submit_urb(dev->urb, GFP_KERNEL)) { retval = -EIO; err("Could not submitting URB");
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