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Staging: kpc2000: kpc_dma: Use kcalloc over kzalloc.

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Replace kzalloc(sizeof(...) * n, ...) with
kcalloc(n, sizeof(...), ...) since kcalloc is the
preferred API in case of allocating with multiply.

Checkpatch.pl: WARNING:
Prefer kcalloc over kzalloc with multiply.

Signed-off-by: Sam Muhammed <jane.pnx9@gmail.com>
Link: https://lore.kernel.org/r/4b8339d1e81e497c3c2f0dad57a9587338ec82b1.1585143581.git.jane.pnx9@gmail.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Sam Muhammed 2020-03-25 10:26:41 -04:00 committed by Greg Kroah-Hartman
parent dbec450e2d
commit edf279abba
1 changed files with 2 additions and 1 deletions
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3
drivers/staging/kpc2000/kpc_dma/fileops.c
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@ -66,7 +66,8 @@ static int kpc_dma_transfer(struct dev_private_data *priv,
acd->page_count = count_pages(iov_base, iov_len); acd->page_count = count_pages(iov_base, iov_len);
// Allocate an array of page pointers // Allocate an array of page pointers
acd->user_pages = kzalloc(sizeof(struct page *) * acd->page_count, GFP_KERNEL); acd->user_pages = kcalloc(acd->page_count, sizeof(struct page *),
GFP_KERNEL);
if (!acd->user_pages) { if (!acd->user_pages) {
dev_err(&priv->ldev->pldev->dev, "Couldn't kmalloc space for for the page pointers\n"); dev_err(&priv->ldev->pldev->dev, "Couldn't kmalloc space for for the page pointers\n");
rv = -ENOMEM; rv = -ENOMEM;