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atm: nicstar: Use kcalloc() to simplify code

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Use kcalloc() instead of kmalloc_array() and a loop to set all the values
of the array to NULL.

While at it, remove a duplicated assignment to 'scq->num_entries'.

Signed-off-by: Christophe JAILLET <christophe.jaillet@wanadoo.fr>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Christophe JAILLET 2022-02-18 18:46:51 +01:00 committed by David S. Miller
parent 32d51cef91
commit 92c54a65e6
1 changed files with 2 additions and 8 deletions
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8
drivers/atm/nicstar.c
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@ -861,7 +861,6 @@ static void ns_init_card_error(ns_dev *card, int error)
static scq_info *get_scq(ns_dev *card, int size, u32 scd)
{
scq_info *scq;
int i;
if (size != VBR_SCQSIZE && size != CBR_SCQSIZE)
return NULL;
@ -875,8 +874,7 @@ static scq_info *get_scq(ns_dev *card, int size, u32 scd)
kfree(scq);
return NULL;
}
scq->skb = kmalloc_array(size / NS_SCQE_SIZE,
sizeof(*scq->skb),
scq->skb = kcalloc(size / NS_SCQE_SIZE, sizeof(*scq->skb),
GFP_KERNEL);
if (!scq->skb) {
dma_free_coherent(&card->pcidev->dev,
@ -890,15 +888,11 @@ static scq_info *get_scq(ns_dev *card, int size, u32 scd)
scq->last = scq->base + (scq->num_entries - 1);
scq->tail = scq->last;
scq->scd = scd;
scq->num_entries = size / NS_SCQE_SIZE;
scq->tbd_count = 0;
init_waitqueue_head(&scq->scqfull_waitq);
scq->full = 0;
spin_lock_init(&scq->lock);
for (i = 0; i < scq->num_entries; i++)
scq->skb[i] = NULL;
return scq;
}