iommu: fsl_pamu.c: Fix for possible null pointer dereference
There is otherwise a risk of a possible null pointer dereference. Was largely found by using a static code analysis program called cppcheck. Signed-off-by: Rickard Strandqvist <rickard_strandqvist@spectrumdigital.se> Reviewed-by: Bharat Bhushan <bharat.bhushan@freescale.com> Acked-by: Varun Sethi <Varun.Sethi@freescale.com> Signed-off-by: Joerg Roedel <jroedel@suse.de>
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@ -592,8 +592,7 @@ found_cpu_node:
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/* advance to next node in cache hierarchy */
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node = of_find_node_by_phandle(*prop);
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if (!node) {
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pr_debug("Invalid node for cache hierarchy %s\n",
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node->full_name);
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pr_debug("Invalid node for cache hierarchy\n");
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return ~(u32)0;
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}
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}
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