1 files changed, 7 insertions, 0 deletions

diff --git a/drivers/net/ethernet/broadcom/bcmsysport.c b/drivers/net/ethernet/broadcom/bcmsysport.c
index c81bf74685c0..531bb7c57531 100644
--- a/drivers/net/ethernet/broadcom/bcmsysport.c
+++ b/drivers/net/ethernet/broadcom/bcmsysport.c
@@ -1175,6 +1175,13 @@ static void bcm_sysport_fini_tx_ring(struct bcm_sysport_priv *priv,
         if (!(reg & TDMA_DISABLED))
                 netdev_warn(priv->netdev, "TDMA not stopped!\n");
 
+        /* ring->cbs is the last part in bcm_sysport_init_tx_ring which could
+         * fail, so by checking this pointer we know whether the TX ring was
+         * fully initialized or not.
+         */
+        if (!ring->cbs)
+                return;
+
         napi_disable(&ring->napi);
         netif_napi_del(&ring->napi);