[dpdk-stable] [PATCH v2] power: fix to remove unused variable

[Pallantla Poornima]

Variable pfi_str is removed since it is unused.

Fixes: 450f079131 ("power: add traffic pattern aware power control")
Cc: stable at dpdk.org

Signed-off-by: Pallantla Poornima <pallantlax.poornima at intel.com>
---
v2: Removed unused variable as suggested.
---
 lib/librte_power/rte_power_empty_poll.c | 3 ---
 1 file changed, 3 deletions(-)

diff --git a/lib/librte_power/rte_power_empty_poll.c b/lib/librte_power/rte_power_empty_poll.c
index e6145462f..15d4f0509 100644
--- a/lib/librte_power/rte_power_empty_poll.c
+++ b/lib/librte_power/rte_power_empty_poll.c
@@ -156,11 +156,8 @@ update_training_stats(struct priority_worker *poll_stats,
 {
 	RTE_SET_USED(specific_freq);
 
-	char pfi_str[32];
 	uint64_t p0_empty_deq;
 
-	sprintf(pfi_str, "%02d", freq);
-
 	if (poll_stats->cur_freq == freq &&
 			poll_stats->thresh[freq].trained == false) {
 		if (poll_stats->thresh[freq].cur_train_iter == 0) {
-- 
2.17.2