From: Ming Lei <tom.leiming@xxxxxxxxx>
Obviously, {} is needed in the branch of
"else if (hcd->driver->flags & HCD_LOCAL_MEM)"
for handling of setup packet mapping.
Signed-off-by: Ming Lei <tom.leiming@xxxxxxxxx>
Acked-by: Alan Stern <stern@xxxxxxxxxxxxxxxxxxx>
Cc: stable <stable@xxxxxxxxxx>
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxx>
---
drivers/usb/core/hcd.c | 3 ++-
1 files changed, 2 insertions(+), 1 deletions(-)
diff --git a/drivers/usb/core/hcd.c b/drivers/usb/core/hcd.c
index 297c92e..12742f1 100644
--- a/drivers/usb/core/hcd.c
+++ b/drivers/usb/core/hcd.c
@@ -1327,7 +1327,7 @@ static int map_urb_for_dma(struct usb_hcd *hcd, struct urb *urb,
urb->setup_dma))
return -EAGAIN;
urb->transfer_flags |= URB_SETUP_MAP_SINGLE;
- } else if (hcd->driver->flags & HCD_LOCAL_MEM)
+ } else if (hcd->driver->flags & HCD_LOCAL_MEM) {
ret = hcd_alloc_coherent(
urb->dev->bus, mem_flags,
&urb->setup_dma,
@@ -1337,6 +1337,7 @@ static int map_urb_for_dma(struct usb_hcd *hcd, struct urb *urb,
if (ret)
return ret;
urb->transfer_flags |= URB_SETUP_MAP_LOCAL;
+ }
}
dir = usb_urb_dir_in(urb) ? DMA_FROM_DEVICE : DMA_TO_DEVICE;
--
1.7.1
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