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| author | Julia Lawall <Julia.Lawall@lip6.fr> | 2014-08-08 12:07:47 +0200 |
|---|---|---|
| committer | Michael Ellerman <mpe@ellerman.id.au> | 2014-11-10 09:59:35 +1100 |
| commit | 498b65147247f61f3f7f4deb35484ff98556e798 (patch) | |
| tree | f0bf1647edc5dff2a94ffaf2d185285280168f5b | |
| parent | 756d36790ad0fa221af650095fa52764474854b7 (diff) | |
| download | talos-op-linux-498b65147247f61f3f7f4deb35484ff98556e798.tar.gz talos-op-linux-498b65147247f61f3f7f4deb35484ff98556e798.zip | |
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>
| -rw-r--r-- | arch/powerpc/platforms/pseries/iommu.c | 3 |
1 files changed, 1 insertions, 2 deletions
diff --git a/arch/powerpc/platforms/pseries/iommu.c b/arch/powerpc/platforms/pseries/iommu.c index 49bcf7c09c49..1cc3db95ee71 100644 --- a/arch/powerpc/platforms/pseries/iommu.c +++ b/arch/powerpc/platforms/pseries/iommu.c @@ -574,8 +574,7 @@ static void pci_dma_bus_setup_pSeries(struct pci_bus *bus) while (isa_dn && isa_dn != dn) isa_dn = isa_dn->parent; - if (isa_dn_orig) - of_node_put(isa_dn_orig); + of_node_put(isa_dn_orig); /* Count number of direct PCI children of the PHB. */ for (children = 0, tmp = dn->child; tmp; tmp = tmp->sibling) |
