net/iavf: fix RSS key access out of bound

[ upstream commit 8ce5678 ]

The array rss_key has size 'vf->vf_res->rss_key_size', the array index
should be less than that.

Fixes: 69dd4c3 ("net/avf: enable queue and device")

Signed-off-by: Haiyue Wang <haiyue.wang@intel.com>
Acked-by: Beilei Xing <beilei.xing@intel.com>

drivers/net/iavf/iavf_ethdev.c

@@ -199,7 +199,7 @@ iavf_init_rss(struct iavf_adapter *adapter)
 	/* configure RSS key */
 	if (!rss_conf->rss_key) {
 		/* Calculate the default hash key */
-		for (i = 0; i <= vf->vf_res->rss_key_size; i++)
+		for (i = 0; i < vf->vf_res->rss_key_size; i++)
 			vf->rss_key[i] = (uint8_t)rte_rand();
 	} else
 		rte_memcpy(vf->rss_key, rss_conf->rss_key,