[PATCH 3/3] Hidraw: ioctl to expose 'uniq'

[SephirXV <sephirxv@xxxxxxxxx>]

From: Christopher Olson <sephirxv@xxxxxxxxx>

Simple, deterministic way of getting uniq field bound to hidrawN
files. Flame me on this one, so long as I get some feedback I can use.

Signed-off-by: Christopher Olson <sephirxv@xxxxxxxxx>

---

--- drivers/hid/hidraw.c        2009-09-10 10:32:28.000000000 -0500
+++ drivers/hid/hidraw.c.1      2009-09-10 10:32:13.000000000 -0500
@@ -264,6 +264,12 @@ static long hidraw_ioctl(struct file *fi
                                        ret = -EFAULT;
                                break;
                        }
+               case HIDIOCGRAWINFO + 1:        //HIDIOCG_UNIQ
+                       {
+                               if (copy_to_user(user_arg, dev->hid->uniq, 64))
+                                       ret = -EFAULT;
+                               break;
+                       }
                default:
                        ret = -ENOTTY;
        }
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