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Subject[PATCH 1/2] dmaengine: pl08x: constify pointer to char in filter function
Date
The opaque argument chan_id passed to filter function is actually
pointer to const memory, so make that obvious in the filter for code
readability and safety.

Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
---
drivers/dma/amba-pl08x.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/dma/amba-pl08x.c b/drivers/dma/amba-pl08x.c
index eea8bd33b4b7..fbf048f432bf 100644
--- a/drivers/dma/amba-pl08x.c
+++ b/drivers/dma/amba-pl08x.c
@@ -2239,7 +2239,7 @@ static int pl08x_resume(struct dma_chan *chan)
bool pl08x_filter_id(struct dma_chan *chan, void *chan_id)
{
struct pl08x_dma_chan *plchan;
- char *name = chan_id;
+ const char *name = chan_id;

/* Reject channels for devices not bound to this driver */
if (chan->device->dev->driver != &pl08x_amba_driver.drv)
--
2.34.1

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