From: Nathan Fontenot Date: Wed, 19 Apr 2017 17:45:16 +0000 (-0400) Subject: ibmvnic: Allocate zero-filled memory for sub crqs X-Git-Tag: android-x86-8.1-r1~3658^2~139^2~1 X-Git-Url: http://git.osdn.net/view?a=commitdiff_plain;h=7f7adc5060a787b15587062274d2dec4912f3588;p=android-x86%2Fkernel.git 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: Nathan Fontenot Signed-off-by: David S. Miller --- diff --git a/drivers/net/ethernet/ibm/ibmvnic.c b/drivers/net/ethernet/ibm/ibmvnic.c index ce8b14748832..221d65286329 100644 --- a/drivers/net/ethernet/ibm/ibmvnic.c +++ b/drivers/net/ethernet/ibm/ibmvnic.c @@ -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,