[PATCH] gpu: drm: pl111: pl111_vexpress.c: Add of_node_put() before return

[Eric Anholt]

Nishka Dasgupta <nishkadg.linux at gmail.com> writes:

> Each iteration of for_each_available_child_of_node puts the previous
> node, but in the case of a break from the middle of the loop there is
> no put, thus causing a memory leak. Hence add an of_node_put before the
> break.
> Issue found with Coccinelle.

Pushed.  Thanks!
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