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authorStefan Wahren <stefan.wahren@i2se.com>2016-08-27 16:19:49 +0000
committerCatalin Marinas <catalin.marinas@arm.com>2016-09-02 17:17:52 +0100
commit753246840d012ae34ea80a1d40bc1546c62fb957 (patch)
tree9032a7087e72e8f76d0306b8f8f21ca11afb6117
parent3eab887a55424fc2c27553b7bfe32330df83f7b8 (diff)
drivers/perf: arm_pmu: Fix leak in error path
In case of a IRQ type mismatch in of_pmu_irq_cfg() the device node for interrupt affinity isn't freed. So fix this issue by calling of_node_put(). Signed-off-by: Stefan Wahren <stefan.wahren@i2se.com> Fixes: fa8ad7889d83 ("arm: perf: factor arm_pmu core out to drivers") Signed-off-by: Will Deacon <will.deacon@arm.com> Signed-off-by: Catalin Marinas <catalin.marinas@arm.com>
-rw-r--r--drivers/perf/arm_pmu.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/perf/arm_pmu.c b/drivers/perf/arm_pmu.c
index c494613c1909..1b48bf0a6780 100644
--- a/drivers/perf/arm_pmu.c
+++ b/drivers/perf/arm_pmu.c
@@ -925,6 +925,7 @@ static int of_pmu_irq_cfg(struct arm_pmu *pmu)
if (i > 0 && spi != using_spi) {
pr_err("PPI/SPI IRQ type mismatch for %s!\n",
dn->name);
+ of_node_put(dn);
kfree(irqs);
return -EINVAL;
}