Commit 926a4b17 authored by Christophe JAILLET's avatar Christophe JAILLET Committed by Vinod Koul
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dmaengine: ep93xx: Use struct_size() 



Use struct_size() instead of hand-writing it, when allocating a structure
with a flex array.

This is less verbose, more robust and more informative.

Signed-off-by: default avatarChristophe JAILLET <christophe.jaillet@wanadoo.fr>
Link: https://lore.kernel.org/r/36fa11d95b448b5f3f1677da41fe35b9e2751427.1690041500.git.christophe.jaillet@wanadoo.fr


Signed-off-by: default avatarVinod Koul <vkoul@kernel.org>
parent 897500c7

drivers/dma/ep93xx_dma.c

+1 −3
Original line number Diff line number Diff line
@@ -1320,11 +1320,9 @@ static int __init ep93xx_dma_probe(struct platform_device *pdev) 
	struct ep93xx_dma_platform_data *pdata = dev_get_platdata(&pdev->dev);

	struct ep93xx_dma_engine *edma;

	struct dma_device *dma_dev;

	size_t edma_size;

	int ret, i;



	edma_size = pdata->num_channels * sizeof(struct ep93xx_dma_chan);

	edma = kzalloc(sizeof(*edma) + edma_size, GFP_KERNEL);

	edma = kzalloc(struct_size(edma, channels, pdata->num_channels), GFP_KERNEL);

	if (!edma)

		return -ENOMEM;