cxgb4: zero the HMA memory

firmware expects HMA memory to be zeroed, use __GFP_ZERO
for HMA memory allocation.

Fixes: 8b4e6b3ca2ed ("cxgb4: Add HMA support")
Signed-off-by: Ganesh Goudar <ganeshgr@chelsio.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

diff --git a/drivers/net/ethernet/chelsio/cxgb4/cxgb4_main.c b/drivers/net/ethernet/chelsio/cxgb4/cxgb4_main.c
index 24d2865..c3ae575 100644 (file)
--- a/drivers/net/ethernet/chelsio/cxgb4/cxgb4_main.c
+++ b/drivers/net/ethernet/chelsio/cxgb4/cxgb4_main.c
@@ -3433,8 +3433,8 @@ static int adap_config_hma(struct adapter *adapter)
        sgl = adapter->hma.sgt->sgl;
        node = dev_to_node(adapter->pdev_dev);
        for_each_sg(sgl, iter, sgt->orig_nents, i) {
-               newpage = alloc_pages_node(node, __GFP_NOWARN | GFP_KERNEL,
-                                          page_order);
+               newpage = alloc_pages_node(node, __GFP_NOWARN | GFP_KERNEL |
+                                          __GFP_ZERO, page_order);
                if (!newpage) {
                        dev_err(adapter->pdev_dev,
                                "Not enough memory for HMA page allocation\n");