[PATCH] dmaengine: pl330: Typecast with enum to fix the coverity warning

From: Harini Katakam
Date: Tue Jun 29 2021 - 06:37:32 EST


From: Shravya Kumbham <shravya.kumbham@xxxxxxxxxx>

Typecast the flags and flg variables with (enum dma_ctrl_flags) in
pl330_prep_dma_cyclic, pl330_prep_dma_memcpy and pl330_prep_slave_sg
functions to fix the coverity warning.

Addresses-Coverity: Event mixed_enum_type.
Signed-off-by: Shravya Kumbham <shravya.kumbham@xxxxxxxxxx>
Signed-off-by: Harini Katakam <harini.katakam@xxxxxxxxxx>
Reviewed-by: Radhey Shyam Pandey <radhey.shyam.pandey@xxxxxxxxxx>
---
drivers/dma/pl330.c | 6 +++---
1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/drivers/dma/pl330.c b/drivers/dma/pl330.c
index 110de8a60058..35afbad2e1a7 100644
--- a/drivers/dma/pl330.c
+++ b/drivers/dma/pl330.c
@@ -2752,7 +2752,7 @@ static struct dma_async_tx_descriptor *pl330_prep_dma_cyclic(
return NULL;

pch->cyclic = true;
- desc->txd.flags = flags;
+ desc->txd.flags = (enum dma_ctrl_flags)flags;

return &desc->txd;
}
@@ -2804,7 +2804,7 @@ pl330_prep_dma_memcpy(struct dma_chan *chan, dma_addr_t dst,

desc->bytes_requested = len;

- desc->txd.flags = flags;
+ desc->txd.flags = (enum dma_ctrl_flags)flags;

return &desc->txd;
}
@@ -2889,7 +2889,7 @@ pl330_prep_slave_sg(struct dma_chan *chan, struct scatterlist *sgl,
}

/* Return the last desc in the chain */
- desc->txd.flags = flg;
+ desc->txd.flags = (enum dma_ctrl_flags)flg;
return &desc->txd;
}

--
2.17.1