linux-kernel - [PATCH 1/3] crypto: s5p-sss - simplify getting of_device

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Date:   Fri, 16 Apr 2021 14:23:09 +0200
From:   Krzysztof Kozlowski <krzysztof.kozlowski@...onical.com>
To:     Krzysztof Kozlowski <krzysztof.kozlowski@...onical.com>,
        Vladimir Zapolskiy <vz@...ia.com>,
        Herbert Xu <herbert@...dor.apana.org.au>,
        "David S. Miller" <davem@...emloft.net>,
        linux-crypto@...r.kernel.org, linux-samsung-soc@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: [PATCH 1/3] crypto: s5p-sss - simplify getting of_device_id match data

Use of_device_get_match_data() to make the code slightly smaller.

Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@...onical.com>
---
 drivers/crypto/s5p-sss.c | 9 +++------
 1 file changed, 3 insertions(+), 6 deletions(-)

diff --git a/drivers/crypto/s5p-sss.c b/drivers/crypto/s5p-sss.c
index 8ed08130196f..d613bd557016 100644
--- a/drivers/crypto/s5p-sss.c
+++ b/drivers/crypto/s5p-sss.c
@@ -20,6 +20,7 @@
 #include <linux/kernel.h>
 #include <linux/module.h>
 #include <linux/of.h>
+#include <linux/of_device.h>
 #include <linux/platform_device.h>
 #include <linux/scatterlist.h>
 
@@ -424,13 +425,9 @@ MODULE_DEVICE_TABLE(of, s5p_sss_dt_match);
 static inline const struct samsung_aes_variant *find_s5p_sss_version
 				   (const struct platform_device *pdev)
 {
-	if (IS_ENABLED(CONFIG_OF) && (pdev->dev.of_node)) {
-		const struct of_device_id *match;
+	if (IS_ENABLED(CONFIG_OF) && (pdev->dev.of_node))
+		return of_device_get_match_data(&pdev->dev);
 
-		match = of_match_node(s5p_sss_dt_match,
-					pdev->dev.of_node);
-		return (const struct samsung_aes_variant *)match->data;
-	}
 	return (const struct samsung_aes_variant *)
 			platform_get_device_id(pdev)->driver_data;
 }
-- 
2.25.1