crypto: omap-aes - Use module_platform_driver macro

module_platform_driver() makes the code simpler by eliminating boilerplate
code.

Signed-off-by: Sachin Kamat <sachin.kamat@linaro.org>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
diff --git a/drivers/crypto/omap-aes.c b/drivers/crypto/omap-aes.c
index 1e5a17a..ee15b0f 100644
--- a/drivers/crypto/omap-aes.c
+++ b/drivers/crypto/omap-aes.c
@@ -1248,18 +1248,7 @@
 	},
 };
 
-static int __init omap_aes_mod_init(void)
-{
-	return  platform_driver_register(&omap_aes_driver);
-}
-
-static void __exit omap_aes_mod_exit(void)
-{
-	platform_driver_unregister(&omap_aes_driver);
-}
-
-module_init(omap_aes_mod_init);
-module_exit(omap_aes_mod_exit);
+module_platform_driver(omap_aes_driver);
 
 MODULE_DESCRIPTION("OMAP AES hw acceleration support.");
 MODULE_LICENSE("GPL v2");