ARM: OMAP2+: PM debug: fix the use of debugfs_create_* API
Check the return code pointer value from debugfs_create_dir for error or NULL. Also added an additional check to prevent the creation of a 'suspend' entry at the debugfs root in case a power domain directory cannot be created. Signed-off-by: Jean Pihet <j-pihet@ti.com> Signed-off-by: Kevin Hilman <khilman@ti.com>
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@ -220,8 +220,8 @@ static int __init pwrdms_setup(struct powerdomain *pwrdm, void *dir)
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return 0;
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d = debugfs_create_dir(pwrdm->name, (struct dentry *)dir);
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(void) debugfs_create_file("suspend", S_IRUGO|S_IWUSR, d,
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if (!(IS_ERR_OR_NULL(d)))
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(void) debugfs_create_file("suspend", S_IRUGO|S_IWUSR, d,
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(void *)pwrdm, &pwrdm_suspend_fops);
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return 0;
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@ -264,7 +264,7 @@ static int __init pm_dbg_init(void)
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return 0;
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d = debugfs_create_dir("pm_debug", NULL);
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if (IS_ERR(d))
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if (IS_ERR_OR_NULL(d))
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return PTR_ERR(d);
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(void) debugfs_create_file("count", S_IRUGO,
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