| From | Greg Kroah-Hartman <> | Subject | [PATCH 4.19 103/114] sched/cpufreq: Fix kobject memleak | Date | Thu, 23 May 2019 21:06:42 +0200 |
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[ Upstream commit 9a4f26cc98d81b67ecc23b890c28e2df324e29f3 ]
Currently the error return path from kobject_init_and_add() is not followed by a call to kobject_put() - which means we are leaking the kobject.
Fix it by adding a call to kobject_put() in the error path of kobject_init_and_add().
Signed-off-by: Tobin C. Harding <tobin@kernel.org> Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org> Cc: Linus Torvalds <torvalds@linux-foundation.org> Cc: Peter Zijlstra <peterz@infradead.org> Cc: Rafael J. Wysocki <rafael.j.wysocki@intel.com> Cc: Thomas Gleixner <tglx@linutronix.de> Cc: Tobin C. Harding <tobin@kernel.org> Cc: Vincent Guittot <vincent.guittot@linaro.org> Cc: Viresh Kumar <viresh.kumar@linaro.org> Link: http://lkml.kernel.org/r/20190430001144.24890-1-tobin@kernel.org Signed-off-by: Ingo Molnar <mingo@kernel.org> Signed-off-by: Sasha Levin <sashal@kernel.org> --- kernel/sched/cpufreq_schedutil.c | 1 + 1 file changed, 1 insertion(+)
diff --git a/kernel/sched/cpufreq_schedutil.c b/kernel/sched/cpufreq_schedutil.c index 217f81ecae176..4e3625109b28d 100644 --- a/kernel/sched/cpufreq_schedutil.c +++ b/kernel/sched/cpufreq_schedutil.c @@ -751,6 +751,7 @@ out: return 0; fail: + kobject_put(&tunables->attr_set.kobj); policy->governor_data = NULL; sugov_tunables_free(tunables); -- 2.20.1
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