crypto: omap - use of_device_get_match_data

The usage of of_device_get_match_data reduce the code size a bit.
Furthermore, it prevents an improbable dereference when
of_match_device() return NULL.

Signed-off-by: Corentin Labbe <clabbe.montjoie@gmail.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>

1 files changed, 2 insertions, 5 deletions

diff --git a/drivers/crypto/omap-aes.c b/drivers/crypto/omap-aes.c
index 1f3686a1ebfa..fbec0a2e76dd 100644
--- a/drivers/crypto/omap-aes.c
+++ b/drivers/crypto/omap-aes.c
@@ -975,11 +975,10 @@ static int omap_aes_get_res_of(struct omap_aes_dev *dd,
                 struct device *dev, struct resource *res)
 {
         struct device_node *node = dev->of_node;
-        const struct of_device_id *match;
         int err = 0;
 
-        match = of_match_device(of_match_ptr(omap_aes_of_match), dev);
-        if (!match) {
+        dd->pdata = of_device_get_match_data(dev);
+        if (!dd->pdata) {
                 dev_err(dev, "no compatible OF match\n");
                 err = -EINVAL;
                 goto err;
@@ -992,8 +991,6 @@ static int omap_aes_get_res_of(struct omap_aes_dev *dd,
                 goto err;
         }
 
-        dd->pdata = match->data;
-
 err:
         return err;
 }