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microblaze: no need to check return value of debugfs_create functions
When calling debugfs functions, there is no need to ever check the return value. The function can work or not, but the code logic should never do something different based on this. Cc: Michal Simek <monstr@monstr.eu> Cc: Rob Herring <robh@kernel.org> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org> Signed-off-by: Michal Simek <michal.simek@xilinx.com>
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1 changed files with 2 additions and 11 deletions
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@ -192,23 +192,14 @@ struct dentry *of_debugfs_root;
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static int microblaze_debugfs_init(void)
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{
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of_debugfs_root = debugfs_create_dir("microblaze", NULL);
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return of_debugfs_root == NULL;
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return 0;
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}
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arch_initcall(microblaze_debugfs_init);
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# ifdef CONFIG_MMU
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static int __init debugfs_tlb(void)
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{
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struct dentry *d;
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if (!of_debugfs_root)
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return -ENODEV;
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d = debugfs_create_u32("tlb_skip", S_IRUGO, of_debugfs_root, &tlb_skip);
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if (!d)
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return -ENOMEM;
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debugfs_create_u32("tlb_skip", S_IRUGO, of_debugfs_root, &tlb_skip);
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return 0;
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}
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device_initcall(debugfs_tlb);
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