Mailing List Archive

Use the newly introduced devm_ioremap_resource() instead of
devm_request_and_ioremap() which provides more consistent error handling.

Signed-off-by: Sachin Kamat <sachin.kamat@linaro.org>
Reviewed-by: Thierry Reding <thierry.reding@avionic-design.de>
---
drivers/dma/pl330.c | 7 ++++---
1 files changed, 4 insertions(+), 3 deletions(-)

diff --git a/drivers/dma/pl330.c b/drivers/dma/pl330.c
index 7181531..10005ec 100644
--- a/drivers/dma/pl330.c
+++ b/drivers/dma/pl330.c
@@ -26,6 +26,7 @@
#include <linux/scatterlist.h>
#include <linux/of.h>
#include <linux/of_dma.h>
+#include <linux/err.h>

#include "dmaengine.h"
#define PL330_MAX_CHAN 8
@@ -2904,9 +2905,9 @@ pl330_probe(struct amba_device *adev, const struct amba_id *id)
pi->mcbufsz = pdat ? pdat->mcbuf_sz : 0;

res = &adev->res;
- pi->base = devm_request_and_ioremap(&adev->dev, res);
- if (!pi->base)
- return -ENXIO;
+ pi->base = devm_ioremap_resource(&adev->dev, res);
+ if (IS_ERR(pi->base))
+ return PTR_ERR(pi->base);

amba_set_drvdata(adev, pdmac);

--
1.7.4.1

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