Simplify the flow in helper function for getting the driver data by
using of_device_get_match_data() and only one if() branch.
The code should be equivalent.
Signed-off-by: Krzysztof Kozlowski <krzk@xxxxxxxxxx>
---
drivers/watchdog/s3c2410_wdt.c | 17 ++++++++++-------
1 file changed, 10 insertions(+), 7 deletions(-)
diff --git a/drivers/watchdog/s3c2410_wdt.c b/drivers/watchdog/s3c2410_wdt.c
index 52b66bcdd1ef..0532dc93e600 100644
--- a/drivers/watchdog/s3c2410_wdt.c
+++ b/drivers/watchdog/s3c2410_wdt.c
@@ -37,6 +37,7 @@
#include <linux/slab.h>
#include <linux/err.h>
#include <linux/of.h>
+#include <linux/of_device.h>
#include <linux/mfd/syscon.h>
#include <linux/regmap.h>
#include <linux/delay.h>
@@ -510,14 +511,16 @@ static inline unsigned int s3c2410wdt_get_bootstatus(struct s3c2410_wdt *wdt)
static inline const struct s3c2410_wdt_variant *
s3c2410_get_wdt_drv_data(struct platform_device *pdev)
{
- if (pdev->dev.of_node) {
- const struct of_device_id *match;
- match = of_match_node(s3c2410_wdt_match, pdev->dev.of_node);
- return (struct s3c2410_wdt_variant *)match->data;
- } else {
- return (struct s3c2410_wdt_variant *)
- platform_get_device_id(pdev)->driver_data;
+ const struct s3c2410_wdt_variant *variant;
+
+ variant = of_device_get_match_data(&pdev->dev);
+ if (!variant) {
+ /* Device matched by platform_device_id */
+ variant = (struct s3c2410_wdt_variant *)
+ platform_get_device_id(pdev)->driver_data;
}
+
+ return variant;
}
static int s3c2410wdt_probe(struct platform_device *pdev)
--
2.9.3
--
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