qcacmn: add locks in dp_get_vdev_from_soc_vdev_id_wifi3 API

In dp_get_vdev_from_soc_vdev_id_wifi3 add vdev list lock
while traversing through pdev->vdev_list

Change-Id: I24652a7a65247625b3a6da092476287bf8560e1b
CRs-fixed: 2323655
diff --git a/dp/wifi3.0/dp_peer.h b/dp/wifi3.0/dp_peer.h
index d310ea9..2bb1479 100644
--- a/dp/wifi3.0/dp_peer.h
+++ b/dp/wifi3.0/dp_peer.h
@@ -173,15 +173,18 @@
 
 	for (i = 0; i < MAX_PDEV_CNT && soc->pdev_list[i]; i++) {
 		pdev = soc->pdev_list[i];
+		qdf_spin_lock_bh(&pdev->vdev_list_lock);
 		TAILQ_FOREACH(vdev, &pdev->vdev_list, vdev_list_elem) {
 			if (vdev->vdev_id == vdev_id) {
 				QDF_TRACE(QDF_MODULE_ID_DP,
 					QDF_TRACE_LEVEL_INFO,
 					FL("Found vdev 0x%pK on pdev %d"),
 					vdev, i);
+				qdf_spin_unlock_bh(&pdev->vdev_list_lock);
 				return vdev;
 			}
 		}
+		qdf_spin_unlock_bh(&pdev->vdev_list_lock);
 	}
 	return NULL;