提交 7f7adc50 编写于 作者: N Nathan Fontenot 提交者: David S. Miller

ibmvnic: Allocate zero-filled memory for sub crqs

Update the allocation of memory for the sub crq structs and their
associated pages to allocate zero-filled memory.
Signed-off-by: NNathan Fontenot <nfont@linux.vnet.ibm.com>
Signed-off-by: NDavid S. Miller <davem@davemloft.net>
上级 dd9c20fa
......@@ -1360,12 +1360,12 @@ static struct ibmvnic_sub_crq_queue *init_sub_crq_queue(struct ibmvnic_adapter
struct ibmvnic_sub_crq_queue *scrq;
int rc;
scrq = kmalloc(sizeof(*scrq), GFP_ATOMIC);
scrq = kzalloc(sizeof(*scrq), GFP_ATOMIC);
if (!scrq)
return NULL;
scrq->msgs = (union sub_crq *)__get_free_pages(GFP_ATOMIC, 2);
memset(scrq->msgs, 0, 4 * PAGE_SIZE);
scrq->msgs =
(union sub_crq *)__get_free_pages(GFP_ATOMIC | __GFP_ZERO, 2);
if (!scrq->msgs) {
dev_warn(dev, "Couldn't allocate crq queue messages page\n");
goto zero_page_failed;
......@@ -1393,9 +1393,6 @@ static struct ibmvnic_sub_crq_queue *init_sub_crq_queue(struct ibmvnic_adapter
scrq->adapter = adapter;
scrq->size = 4 * PAGE_SIZE / sizeof(*scrq->msgs);
scrq->cur = 0;
atomic_set(&scrq->used, 0);
scrq->rx_skb_top = NULL;
spin_lock_init(&scrq->lock);
netdev_dbg(adapter->netdev,
......
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