[PATCH 3/3] dmaengine: xilinx_dma: fix mixed_enum_type coverity warning

From: Radhey Shyam Pandey
Date: Thu Dec 17 2020 - 13:15:39 EST


From: Shravya Kumbham <shravya.kumbham@xxxxxxxxxx>

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.
Signed-off-by: Shravya Kumbham <shravya.kumbham@xxxxxxxxxx>
Signed-off-by: Radhey Shyam Pandey <radhey.shyam.pandey@xxxxxxxxxx>
---
drivers/dma/xilinx/xilinx_dma.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/drivers/dma/xilinx/xilinx_dma.c b/drivers/dma/xilinx/xilinx_dma.c
index cf75e2af6381..5e6dcb72a888 100644
--- a/drivers/dma/xilinx/xilinx_dma.c
+++ b/drivers/dma/xilinx/xilinx_dma.c
@@ -2801,7 +2801,8 @@ static int xilinx_dma_chan_probe(struct xilinx_dma_device *xdev,
has_dre = false;

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") ||
of_device_is_compatible(node, "xlnx,axi-dma-mm2s-channel") ||
--
2.7.4