freescale: ethernet: remove unnecessary unlikely()
authorIgor Stoppa <igor.stoppa@gmail.com>
Fri, 7 Sep 2018 17:23:18 +0000 (20:23 +0300)
committerDavid S. Miller <davem@davemloft.net>
Fri, 7 Sep 2018 21:49:41 +0000 (14:49 -0700)
Both WARN_ON() and WARN_ONCE() already contain an unlikely(), so it's not
necessary to wrap it into another.

Signed-off-by: Igor Stoppa <igor.stoppa@huawei.com>
Cc: Madalin Bucur <madalin.bucur@nxp.com>
Cc: "David S. Miller" <davem@davemloft.net>
Cc: netdev@vger.kernel.org
Cc: linux-kernel@vger.kernel.org
Signed-off-by: David S. Miller <davem@davemloft.net>
drivers/net/ethernet/freescale/dpaa/dpaa_eth.c

index 65a22cd9aef26197f79877862756133b4109b895..783134f1b779387cc167b97c664e548bab53527a 100644 (file)
@@ -1280,7 +1280,7 @@ static int dpaa_bman_release(const struct dpaa_bp *dpaa_bp,
 
        err = bman_release(dpaa_bp->pool, bmb, cnt);
        /* Should never occur, address anyway to avoid leaking the buffers */
-       if (unlikely(WARN_ON(err)) && dpaa_bp->free_buf_cb)
+       if (WARN_ON(err) && dpaa_bp->free_buf_cb)
                while (cnt-- > 0)
                        dpaa_bp->free_buf_cb(dpaa_bp, &bmb[cnt]);
 
@@ -1704,10 +1704,8 @@ static struct sk_buff *contig_fd_to_skb(const struct dpaa_priv *priv,
 
        skb = build_skb(vaddr, dpaa_bp->size +
                        SKB_DATA_ALIGN(sizeof(struct skb_shared_info)));
-       if (unlikely(!skb)) {
-               WARN_ONCE(1, "Build skb failure on Rx\n");
+       if (WARN_ONCE(!skb, "Build skb failure on Rx\n"))
                goto free_buffer;
-       }
        WARN_ON(fd_off != priv->rx_headroom);
        skb_reserve(skb, fd_off);
        skb_put(skb, qm_fd_get_length(fd));
@@ -1770,7 +1768,7 @@ static struct sk_buff *sg_fd_to_skb(const struct dpaa_priv *priv,
                        sz = dpaa_bp->size +
                                SKB_DATA_ALIGN(sizeof(struct skb_shared_info));
                        skb = build_skb(sg_vaddr, sz);
-                       if (WARN_ON(unlikely(!skb)))
+                       if (WARN_ON(!skb))
                                goto free_buffers;
 
                        skb->ip_summed = rx_csum_offload(priv, fd);