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path: root/drivers/usb/storage/transport.c
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Diffstat (limited to 'drivers/usb/storage/transport.c')
-rw-r--r--drivers/usb/storage/transport.c7
1 files changed, 3 insertions, 4 deletions
diff --git a/drivers/usb/storage/transport.c b/drivers/usb/storage/transport.c
index e42875152c34..c1ba5301ebfc 100644
--- a/drivers/usb/storage/transport.c
+++ b/drivers/usb/storage/transport.c
@@ -96,8 +96,8 @@
96 * or before the URB_ACTIVE bit was set. If so, it's essential to cancel 96 * or before the URB_ACTIVE bit was set. If so, it's essential to cancel
97 * the URB if it hasn't been cancelled already (i.e., if the URB_ACTIVE bit 97 * the URB if it hasn't been cancelled already (i.e., if the URB_ACTIVE bit
98 * is still set). Either way, the function must then wait for the URB to 98 * is still set). Either way, the function must then wait for the URB to
99 * finish. Note that because the URB_ASYNC_UNLINK flag is set, the URB can 99 * finish. Note that the URB can still be in progress even after a call to
100 * still be in progress even after a call to usb_unlink_urb() returns. 100 * usb_unlink_urb() returns.
101 * 101 *
102 * The idea is that (1) once the ABORTING or DISCONNECTING bit is set, 102 * The idea is that (1) once the ABORTING or DISCONNECTING bit is set,
103 * either the stop_transport() function or the submitting function 103 * either the stop_transport() function or the submitting function
@@ -158,8 +158,7 @@ static int usb_stor_msg_common(struct us_data *us, int timeout)
158 * hasn't been mapped for DMA. Yes, this is clunky, but it's 158 * hasn't been mapped for DMA. Yes, this is clunky, but it's
159 * easier than always having the caller tell us whether the 159 * easier than always having the caller tell us whether the
160 * transfer buffer has already been mapped. */ 160 * transfer buffer has already been mapped. */
161 us->current_urb->transfer_flags = 161 us->current_urb->transfer_flags = URB_NO_SETUP_DMA_MAP;
162 URB_ASYNC_UNLINK | URB_NO_SETUP_DMA_MAP;
163 if (us->current_urb->transfer_buffer == us->iobuf) 162 if (us->current_urb->transfer_buffer == us->iobuf)
164 us->current_urb->transfer_flags |= URB_NO_TRANSFER_DMA_MAP; 163 us->current_urb->transfer_flags |= URB_NO_TRANSFER_DMA_MAP;
165 us->current_urb->transfer_dma = us->iobuf_dma; 164 us->current_urb->transfer_dma = us->iobuf_dma;