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Diffstat (limited to 'drivers/perf/thunderx2_pmu.c')
-rw-r--r--drivers/perf/thunderx2_pmu.c7
1 files changed, 5 insertions, 2 deletions
diff --git a/drivers/perf/thunderx2_pmu.c b/drivers/perf/thunderx2_pmu.c
index aac9823b0c6b..e116815fa809 100644
--- a/drivers/perf/thunderx2_pmu.c
+++ b/drivers/perf/thunderx2_pmu.c
@@ -805,14 +805,17 @@ static struct tx2_uncore_pmu *tx2_uncore_pmu_init_dev(struct device *dev,
list_for_each_entry(rentry, &list, node) {
if (resource_type(rentry->res) == IORESOURCE_MEM) {
res = *rentry->res;
+ rentry = NULL;
break;
}
}
+ acpi_dev_free_resource_list(&list);
- if (!rentry->res)
+ if (rentry) {
+ dev_err(dev, "PMU type %d: Fail to find resource\n", type);
return NULL;
+ }
- acpi_dev_free_resource_list(&list);
base = devm_ioremap_resource(dev, &res);
if (IS_ERR(base)) {
dev_err(dev, "PMU type %d: Fail to map resource\n", type);