Input: joydev - fix JSIOCSAXMAP ioctl

Fixed JSIOCSAXMAP ioctl to update absmap, the map from hardware axis to
event axis in addition to abspam.  This fixes a regression introduced
by 999b874f.

Signed-off-by: Kenneth Waters <kwwaters@gmail.com>
Cc: stable@kernel.org
Signed-off-by: Dmitry Torokhov <dtor@mail.ru>

diff --git a/drivers/input/joydev.c b/drivers/input/joydev.c
index d85bd8a7967d2ee26aff8e5313c67a0cd7290532..22239e9884988139df3228a50db421f337818355 100644 (file)
--- a/drivers/input/joydev.c
+++ b/drivers/input/joydev.c
@@ -483,6 +483,9 @@ static int joydev_handle_JSIOCSAXMAP(struct joydev *joydev,
 
        memcpy(joydev->abspam, abspam, len);
 
+       for (i = 0; i < joydev->nabs; i++)
+               joydev->absmap[joydev->abspam[i]] = i;
+
  out:
        kfree(abspam);
        return retval;