Messages in this thread Patch in this message | | | From | Julien Grall <> | Subject | [PATCH 3/3] drivers/perf: arm_pmu: Avoid leaking pmu->irq_affinity on error | Date | Tue, 31 May 2016 12:41:23 +0100 |
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pmu->irq_affinity will not be freed if an error occurred within arm_pmu_device_probe after of_pmu_irq_cfg has been called.
Note that in the case of_pmu_irq_cfg is returning an error, pmu->irq_affinity will not be set, but it should be NULL as pmu was kzalloc'd. Therefore the result kfree(NULL) is benign.
Signed-off-by: Julien Grall <julien.grall@arm.com> Acked-by: Mark Rutland <mark.rutland@arm.com> --- drivers/perf/arm_pmu.c | 1 + 1 file changed, 1 insertion(+)
diff --git a/drivers/perf/arm_pmu.c b/drivers/perf/arm_pmu.c index 95614d2..1b8304e 100644 --- a/drivers/perf/arm_pmu.c +++ b/drivers/perf/arm_pmu.c @@ -1040,6 +1040,7 @@ out_destroy: out_free: pr_info("%s: failed to register PMU devices!\n", of_node_full_name(node)); + kfree(pmu->irq_affinity); kfree(pmu); return ret; } -- 1.9.1
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