[dpdk-stable] [PATCH 2/2] net/i40e: fix fdir rule destroy failure

[Xiaolong Ye]

We should tear down the fdir when the last flow is destroyed, current
logic is opposite to expected behavior, this patch fixes this issue.

Fixes: 2e67a7fbf3ff ("net/i40e: config flow director automatically")
Cc: stable at dpdk.org
Cc: xiaoyun.li at intel.com

Signed-off-by: Xiaolong Ye <xiaolong.ye at intel.com>
---
 drivers/net/i40e/i40e_flow.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/net/i40e/i40e_flow.c b/drivers/net/i40e/i40e_flow.c
index 3c0af70c0..c60c9e240 100644
--- a/drivers/net/i40e/i40e_flow.c
+++ b/drivers/net/i40e/i40e_flow.c
@@ -4771,7 +4771,7 @@ i40e_flow_destroy(struct rte_eth_dev *dev,
 		       &((struct i40e_fdir_filter *)flow->rule)->fdir, 0);
 
 		/* If the last flow is destroyed, disable fdir. */
-		if (!ret && !TAILQ_EMPTY(&pf->fdir.fdir_list)) {
+		if (!ret && TAILQ_EMPTY(&pf->fdir.fdir_list)) {
 			i40e_fdir_teardown(pf);
 			dev->data->dev_conf.fdir_conf.mode =
 				   RTE_FDIR_MODE_NONE;
-- 
2.17.0