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Commit a59e5109 authored by Prarit Bhargava's avatar Prarit Bhargava Committed by Rafael J. Wysocki
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tools / cpupower: Fix no idle state information return value 



sysfs_get_idlestate_count() returns an unsigned int.  Returning -ENODEV
is not the right thing to do here, and in any case is handled the same
way as if there are no states found.

Signed-off-by: default avatarPrarit Bhargava <prarit@redhat.com>
Acked-by: default avatarThomas Renninger <trenn@suse.de>
Signed-off-by: default avatarRafael J. Wysocki <rafael.j.wysocki@intel.com>
parent ad1d8313

tools/power/cpupower/utils/helpers/sysfs.c

+1 −1
Original line number Diff line number Diff line
@@ -361,7 +361,7 @@ unsigned int sysfs_get_idlestate_count(unsigned int cpu) 


	snprintf(file, SYSFS_PATH_MAX, PATH_TO_CPU "cpuidle");

	if (stat(file, &statbuf) != 0 || !S_ISDIR(statbuf.st_mode))

		return -ENODEV;

		return 0;



	snprintf(file, SYSFS_PATH_MAX, PATH_TO_CPU "cpu%u/cpuidle/state0", cpu);

	if (stat(file, &statbuf) != 0 || !S_ISDIR(statbuf.st_mode))