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(parent: 756d367) | patch
powerpc/pseries: delete unneeded test before of_node_put
authorJulia Lawall <Julia.Lawall@lip6.fr>
Fri, 8 Aug 2014 10:07:47 +0000 (12:07 +0200)
committerMichael Ellerman <mpe@ellerman.id.au>
Sun, 9 Nov 2014 22:59:35 +0000 (09:59 +1100)
commit498b65147247f61f3f7f4deb35484ff98556e798
treef0bf1647edc5dff2a94ffaf2d185285280168f5btree | snapshot (tar.gz zip)
parent756d36790ad0fa221af650095fa52764474854b7commit | diff
powerpc/pseries: delete unneeded test before of_node_put

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>
Acked-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
arch/powerpc/platforms/pseries/iommu.c diff | blob | blame | history