From: Tomoki Sekiyama Date: Thu, 29 Mar 2012 23:51:36 +0000 (+0900) Subject: USB: yurex: Fix missing URB_NO_TRANSFER_DMA_MAP flag in urb X-Git-Tag: v3.2.17~157 X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=8047d2777a1a75d796b20876897c166de9664937;p=thirdparty%2Fkernel%2Fstable.git USB: yurex: Fix missing URB_NO_TRANSFER_DMA_MAP flag in urb 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 Signed-off-by: Greg Kroah-Hartman Signed-off-by: Ben Hutchings --- diff --git a/drivers/usb/misc/yurex.c b/drivers/usb/misc/yurex.c index 24bff37a4c1b2..2504694455f3a 100644 --- a/drivers/usb/misc/yurex.c +++ b/drivers/usb/misc/yurex.c @@ -282,7 +282,7 @@ static int yurex_probe(struct usb_interface *interface, const struct usb_device_ 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");