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maillbox: bcm-flexrm-mailbox: Use dma_pool_zalloc()

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Use dma_pool_zalloc() instead of dma_pool_alloc + memset

Signed-off-by: Souptick Joarder <jrdr.linux@gmail.com>
Signed-off-by: Jassi Brar <jaswinder.singh@linaro.org>
This commit is contained in:
Souptick Joarder 2018-02-17 15:11:13 +05:30 committed by Jassi Brar
parent 0aa3fdb8b3
commit 6de84023d3
1 changed files with 1 additions and 2 deletions
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3
drivers/mailbox/bcm-flexrm-mailbox.c
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@ -1268,7 +1268,7 @@ static int flexrm_startup(struct mbox_chan *chan)
}
/* Allocate completion memory */
ring->cmpl_base = dma_pool_alloc(ring->mbox->cmpl_pool,
ring->cmpl_base = dma_pool_zalloc(ring->mbox->cmpl_pool,
GFP_KERNEL, &ring->cmpl_dma_base);
if (!ring->cmpl_base) {
dev_err(ring->mbox->dev,
@ -1277,7 +1277,6 @@ static int flexrm_startup(struct mbox_chan *chan)
ret = -ENOMEM;
goto fail_free_bd_memory;
}
memset(ring->cmpl_base, 0, RING_CMPL_SIZE);
/* Request IRQ */
if (ring->irq == UINT_MAX) {