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From:   Greg Kroah-Hartman <gregkh@linuxfoundation.org>
To:     linux-kernel@vger.kernel.org
Cc:     Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
        stable@vger.kernel.org,
        Shravya Kumbham <shravya.kumbham@xilinx.com>,
        Radhey Shyam Pandey <radhey.shyam.pandey@xilinx.com>,
        Vinod Koul <vkoul@kernel.org>
Subject: [PATCH 5.4 46/62] dmaengine: xilinx_dma: fix mixed_enum_type coverity warning
Date:   Fri, 15 Jan 2021 13:28:08 +0100
Message-Id: <20210115122000.616874406@linuxfoundation.org>
In-Reply-To: <20210115121958.391610178@linuxfoundation.org>
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From: Shravya Kumbham <shravya.kumbham@xilinx.com>

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: 9cd4360de609 ("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>

---
 drivers/dma/xilinx/xilinx_dma.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

--- a/drivers/dma/xilinx/xilinx_dma.c
+++ b/drivers/dma/xilinx/xilinx_dma.c
@@ -2431,7 +2431,7 @@ static int xilinx_dma_chan_probe(struct
 		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") ||