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imx-drm: imx-drm-core: delete unneeded test before of_node_put
authorJulia Lawall <Julia.Lawall@lip6.fr>
Fri, 8 Aug 2014 10:07:50 +0000 (12:07 +0200)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Sat, 16 Aug 2014 19:23:12 +0000 (12:23 -0700)
Of_node_put supports NULL as its argument, so the initial test is not
necessary.

Suggested by Uwe Kleine-König.

The semantic patch that fixes this problem is as follows:
(http://coccinelle.lip6.fr/)

// <smpl>
@@
expression e;
@@

-if (e)
   of_node_put(e);
// </smpl>

Signed-off-by: Julia Lawall <Julia.Lawall@lip6.fr>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

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