sched/core: Fix &rd->rto_mask memory leak
If function cpudl_init() fails the memory allocated for &rd->rto_mask needs to be freed, something this patch is addressing. 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/1485292295-21298-1-git-send-email-mathieu.poirier@linaro.orgSigned-off-by: NIngo Molnar <mingo@kernel.org>
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