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gadgetfs patch for ep0out

For ep0out transfers (rare), be sure to copy the right data to userspace.

Signed-off-by: David Brownell <dbrownell@users.sourceforge.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Skip Hansen 19 năm trước cách đây
mục cha
commit
997694defd
1 tập tin đã thay đổi với 1 bổ sung1 xóa
  1. 1 1
      drivers/usb/gadget/inode.c

+ 1 - 1
drivers/usb/gadget/inode.c

@@ -1015,7 +1015,7 @@ ep0_read (struct file *fd, char __user *buf, size_t len, loff_t *ptr)
 			else {
 				len = min (len, (size_t)dev->req->actual);
 // FIXME don't call this with the spinlock held ...
-				if (copy_to_user (buf, &dev->req->buf, len))
+				if (copy_to_user (buf, dev->req->buf, len))
 					retval = -EFAULT;
 				clean_req (dev->gadget->ep0, dev->req);
 				/* NOTE userspace can't yet choose to stall */