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Commit 057ac1ac authored by Markus Elfring's avatar Markus Elfring Committed by Jonathan Cameron
Browse files

iio: Use kmalloc_array() in iio_scan_mask_set() 



A multiplication for the size determination of a memory allocation
indicated that an array data structure should be processed.
Thus use the corresponding function "kmalloc_array".

This issue was detected by using the Coccinelle software.

Signed-off-by: default avatarMarkus Elfring <elfring@users.sourceforge.net>
Signed-off-by: default avatarJonathan Cameron <jic23@kernel.org>
parent 1b14adca

drivers/iio/industrialio-buffer.c

+3 −4
Original line number Diff line number Diff line
@@ -307,10 +307,9 @@ static int iio_scan_mask_set(struct iio_dev *indio_dev, 
	const unsigned long *mask;

	unsigned long *trialmask;



	trialmask = kmalloc(sizeof(*trialmask)*

			    BITS_TO_LONGS(indio_dev->masklength),

	trialmask = kmalloc_array(BITS_TO_LONGS(indio_dev->masklength),

				  sizeof(*trialmask),

				  GFP_KERNEL);



	if (trialmask == NULL)

		return -ENOMEM;

	if (!indio_dev->masklength) {