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timekeeping/debug: 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.

Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Cc: John Stultz <john.stultz@linaro.org>
Cc: Stephen Boyd <sboyd@kernel.org>
Link: https://lkml.kernel.org/r/20190122152151.16139-43-gregkh@linuxfoundation.org
This commit is contained in:
Greg Kroah-Hartman 2019-01-22 16:21:42 +01:00 committed by Thomas Gleixner
parent 16118794ed
commit ae503ab049
1 changed files with 2 additions and 9 deletions
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11
kernel/time/timekeeping_debug.c
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@ -37,15 +37,8 @@ DEFINE_SHOW_ATTRIBUTE(tk_debug_sleep_time);
static int __init tk_debug_sleep_time_init(void)
{
struct dentry *d;
d = debugfs_create_file("sleep_time", 0444, NULL, NULL,
&tk_debug_sleep_time_fops);
if (!d) {
pr_err("Failed to create sleep_time debug file\n");
return -ENOMEM;
}
debugfs_create_file("sleep_time", 0444, NULL, NULL,
&tk_debug_sleep_time_fops);
return 0;
}
late_initcall(tk_debug_sleep_time_init);