Commit f78cc16c authored Dec 23, 2020 by Shravya Kumbham Committed by Greg Kroah-Hartman Jan 17, 2021

dmaengine: xilinx_dma: fix mixed_enum_type coverity warning

commit 2d5efea64472469117dc1a9a39530069e95b21e9 upstream.

Typecast the fls(width -1) with (enum dmaengine_alignment) in
xilinx_dma_chan_probe function to fix the coverity warning.

Addresses-Coverity: Event mixed_enum_type.
Fixes: 9cd4360d ("dma: Add Xilinx AXI Video Direct Memory Access Engine driver support")
Signed-off-by: Shravya Kumbham <shravya.kumbham@xilinx.com>
Signed-off-by: Radhey Shyam Pandey <radhey.shyam.pandey@xilinx.com>
Link: https://lore.kernel.org/r/1608722462-29519-4-git-send-email-radhey.shyam.pandey@xilinx.com

Signed-off-by: Vinod Koul <vkoul@kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

parent 7ee2423f

drivers/dma/xilinx/xilinx_dma.c

+1 −1

Original line number	Original line	Diff line number	Diff line
	@@ -2426,7 +2426,7 @@ static int xilinx_dma_chan_probe(struct xilinx_dma_device *xdev,
	has_dre = false;		has_dre = false;

	if (!has_dre)		if (!has_dre)
	xdev->common.copy_align = fls(width - 1);		xdev->common.copy_align = (enum dmaengine_alignment)fls(width - 1);

	if (of_device_is_compatible(node, "xlnx,axi-vdma-mm2s-channel") \|\|		if (of_device_is_compatible(node, "xlnx,axi-vdma-mm2s-channel") \|\|
	of_device_is_compatible(node, "xlnx,axi-dma-mm2s-channel") \|\|		of_device_is_compatible(node, "xlnx,axi-dma-mm2s-channel") \|\|