dmaengine: zynqmp_dma: Typecast with enum to fix the coverity warning

Typecast the flags variable with (enum dma_ctrl_flags) in
zynqmp_dma_prep_memcpy function to fix the coverity warning.

Addresses-Coverity: Event mixed_enum_type.
Signed-off-by: Shravya Kumbham <[email protected]>
Signed-off-by: Harini Katakam <[email protected]>
Signed-off-by: Radhey Shyam Pandey <[email protected]>
Link: https://lore.kernel.org/r/[email protected]
Signed-off-by: Vinod Koul <[email protected]>

Author: Shravya Kumbham

drivers/dma/xilinx/zynqmp_dma.c

@@ -849,7 +849,7 @@ static struct dma_async_tx_descriptor *zynqmp_dma_prep_memcpy(
 
 	zynqmp_dma_desc_config_eod(chan, desc);
 	async_tx_ack(&first->async_tx);
-	first->async_tx.flags = flags;
+	first->async_tx.flags = (enum dma_ctrl_flags)flags;
 	return &first->async_tx;
 }