pinctrl: fix a memleak when freeing maps
pinctrl: fix a memleak when freeing maps

We forgot to free the node itself when free:ing a map.

Reported-by: xulinuxkernel <0c63d090e4046c237f4a976c7b40e24d8845ba7a@gmail.com>
Reviewed-by: Stephen Warren <5ef2a23ba3aff51d1cfc8c113c1ec34b608b3b13@nvidia.com>
Signed-off-by: Linus Walleij <9cd9d802d23c0ed5e224beabf4ae4a5c478746ef@linaro.org>

KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs