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authorMikael Pettersson <mikpe@it.uu.se>2006-09-23 17:05:31 -0700
committerGreg Kroah-Hartman <gregkh@suse.de>2006-09-28 15:36:43 -0700
commit54bee6e1b455573658972510a76119f279db32b7 (patch)
tree22d19b6377bdec45540db12bc4ae7bfc47343797 /drivers/usb
parenta14848275b04f3193b9d9e9c745a4fae37f11f2f (diff)
USB: Fix alignment of buffer passed down to ->hub_control()
Implementations assume the buffer is at least 4 byte aligned. Signed-off-by: David S. Miller <davem@davemloft.net> Cc: David Brownell <david-b@pacbell.net> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Diffstat (limited to 'drivers/usb')
-rw-r--r--drivers/usb/core/hcd.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/usb/core/hcd.c b/drivers/usb/core/hcd.c
index e86f6295708..0d5cbf254e5 100644
--- a/drivers/usb/core/hcd.c
+++ b/drivers/usb/core/hcd.c
@@ -345,7 +345,8 @@ static int rh_call_control (struct usb_hcd *hcd, struct urb *urb)
struct usb_ctrlrequest *cmd;
u16 typeReq, wValue, wIndex, wLength;
u8 *ubuf = urb->transfer_buffer;
- u8 tbuf [sizeof (struct usb_hub_descriptor)];
+ u8 tbuf [sizeof (struct usb_hub_descriptor)]
+ __attribute__((aligned(4)));
const u8 *bufp = tbuf;
int len = 0;
int patch_wakeup = 0;