arm-cci: remove unused variable

hw_counter is unused in the PMU IRQ handler, so remove it.

Signed-off-by: Will Deacon <will.deacon@arm.com>

diff --git a/drivers/bus/arm-cci.c b/drivers/bus/arm-cci.c
index afe64ab..a49b283 100644 (file)
--- a/drivers/bus/arm-cci.c
+++ b/drivers/bus/arm-cci.c
@@ -1077,13 +1077,10 @@ static irqreturn_t pmu_handle_irq(int irq_num, void *dev)
         */
        for (idx = 0; idx <= CCI_PMU_CNTR_LAST(cci_pmu); idx++) {
                struct perf_event *event = events->events[idx];
-               struct hw_perf_event *hw_counter;
 
                if (!event)
                        continue;
 
-               hw_counter = &event->hw;
-
                /* Did this counter overflow? */
                if (!(pmu_read_register(cci_pmu, idx, CCI_PMU_OVRFLW) &
                      CCI_PMU_OVRFLW_FLAG))