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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 <pavel.belous@aquantia.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Pavel Belous 2017-02-20 22:36:49 +03:00 committed by David S. Miller
parent c0788f7463
commit 89b643889b
1 changed files with 3 additions and 1 deletions
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4
drivers/net/ethernet/aquantia/atlantic/aq_ring.c
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@ -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;