From 89b643889b1f56d8b53728f6153a4237c849784b Mon Sep 17 00:00:00 2001 From: Pavel Belous Date: Mon, 20 Feb 2017 22:36:49 +0300 Subject: net: ethernet: aquantia: Fixed memory allocation if AQ_CFG_RX_FRAME_MAX > 1 page. We should allocate the number of pages based on the config parameter AQ_CFG_RX_FRAME_MAX. Signed-off-by: Pavel Belous Signed-off-by: David S. Miller --- drivers/net/ethernet/aquantia/atlantic/aq_ring.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) (limited to 'drivers/net/ethernet/aquantia/atlantic') diff --git a/drivers/net/ethernet/aquantia/atlantic/aq_ring.c b/drivers/net/ethernet/aquantia/atlantic/aq_ring.c index 22bb75eff274..51f4e7f5e132 100644 --- a/drivers/net/ethernet/aquantia/atlantic/aq_ring.c +++ b/drivers/net/ethernet/aquantia/atlantic/aq_ring.c @@ -270,6 +270,8 @@ err_exit: int aq_ring_rx_fill(struct aq_ring_s *self) { + unsigned int pages_order = fls(AQ_CFG_RX_FRAME_MAX / PAGE_SIZE + + (AQ_CFG_RX_FRAME_MAX % PAGE_SIZE ? 1 : 0)) - 1; struct aq_ring_buff_s *buff = NULL; int err = 0; int i = 0; @@ -282,7 +284,7 @@ int aq_ring_rx_fill(struct aq_ring_s *self) buff->len = AQ_CFG_RX_FRAME_MAX; buff->page = alloc_pages(GFP_ATOMIC | __GFP_COLD | - __GFP_COMP, 0); + __GFP_COMP, pages_order); if (!buff->page) { err = -ENOMEM; goto err_exit; -- cgit v1.2.3