Use the of_device_get_match_data() helper instead of open coding.
Signed-off-by: Tian Tao <tiantao6@xxxxxxxxxxxxx>
---
drivers/char/hw_random/omap-rng.c | 11 ++++-------
1 file changed, 4 insertions(+), 7 deletions(-)
diff --git a/drivers/char/hw_random/omap-rng.c b/drivers/char/hw_random/omap-rng.c
index 4380c23..cede9f1 100644
--- a/drivers/char/hw_random/omap-rng.c
+++ b/drivers/char/hw_random/omap-rng.c
@@ -377,16 +377,13 @@ MODULE_DEVICE_TABLE(of, omap_rng_of_match);
static int of_get_omap_rng_device_details(struct omap_rng_dev *priv,
struct platform_device *pdev)
{
- const struct of_device_id *match;
struct device *dev = &pdev->dev;
int irq, err;
- match = of_match_device(of_match_ptr(omap_rng_of_match), dev);
- if (!match) {
- dev_err(dev, "no compatible OF match\n");
- return -EINVAL;
- }
- priv->pdata = match->data;
+ priv->pdata = of_device_get_match_data(dev);
+ if (!priv->pdata)
+ return -ENODEV;
+
if (of_device_is_compatible(dev->of_node, "ti,omap4-rng") ||
of_device_is_compatible(dev->of_node, "inside-secure,safexcel-eip76")) {
--
2.7.4
