Commit 82096ecf authored by Tian Tao's avatar Tian Tao Committed by Mika Westerberg
Browse files

thunderbolt: Use kmemdup instead of kzalloc and memcpy 



Fixes coccicheck warning:
drivers/thunderbolt/dma_test.c:302:13-20: WARNING opportunity for kmemdup.

Signed-off-by: default avatarTian Tao <tiantao6@hisilicon.com>
Signed-off-by: default avatarMika Westerberg <mika.westerberg@linux.intel.com>
parent 5c8fe583

drivers/thunderbolt/dma_test.c

+1 −3
Original line number Diff line number Diff line
@@ -299,14 +299,12 @@ static int dma_test_submit_tx(struct dma_test *dt, size_t npackets) 
		tf->frame.size = 0; /* means 4096 */

		tf->dma_test = dt;



		tf->data = kzalloc(DMA_TEST_FRAME_SIZE, GFP_KERNEL);

		tf->data = kmemdup(dma_test_pattern, DMA_TEST_FRAME_SIZE, GFP_KERNEL);

		if (!tf->data) {

			kfree(tf);

			return -ENOMEM;

		}



		memcpy(tf->data, dma_test_pattern, DMA_TEST_FRAME_SIZE);



		dma_addr = dma_map_single(dma_dev, tf->data, DMA_TEST_FRAME_SIZE,

					  DMA_TO_DEVICE);

		if (dma_mapping_error(dma_dev, dma_addr)) {