提交 4b12db93 编写于 作者: M Mathieu Poirier 提交者: Ingo Molnar

sched/core: Fix &rd->cpudl memory leak

While in the process of initialising a root domain, if function
cpupri_init() fails the memory allocated in cpudl_init() is not
reclaimed.

Adding a new goto target to cleanup the previous initialistion of
the root_domain's dl_bw structure reclaims said memory.
Signed-off-by: NMathieu Poirier <mathieu.poirier@linaro.org>
Signed-off-by: NPeter Zijlstra (Intel) <peterz@infradead.org>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Mike Galbraith <efault@gmx.de>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Thomas Gleixner <tglx@linutronix.de>
Link: http://lkml.kernel.org/r/1485292295-21298-2-git-send-email-mathieu.poirier@linaro.orgSigned-off-by: NIngo Molnar <mingo@kernel.org>
上级 92c99ac8
......@@ -5979,9 +5979,11 @@ static int init_rootdomain(struct root_domain *rd)
goto free_rto_mask;
if (cpupri_init(&rd->cpupri) != 0)
goto free_rto_mask;
goto free_cpudl;
return 0;
free_cpudl:
cpudl_cleanup(&rd->cpudl);
free_rto_mask:
free_cpumask_var(rd->rto_mask);
free_dlo_mask:
......
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