linux-kernel - [PATCH v2 09/13] memory: tegra20-emc: simplify with scoped for each OF child loop

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Message-Id: <20240816-cleanup-h-of-node-put-memory-v2-9-9eed0ee16b78@linaro.org>
Date: Fri, 16 Aug 2024 12:54:33 +0200
From: Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
To: Krzysztof Kozlowski <krzk@...nel.org>, 
 Nicolas Ferre <nicolas.ferre@...rochip.com>, 
 Alexandre Belloni <alexandre.belloni@...tlin.com>, 
 Claudiu Beznea <claudiu.beznea@...on.dev>, 
 Lukasz Luba <lukasz.luba@....com>, Alim Akhtar <alim.akhtar@...sung.com>, 
 Maxime Coquelin <mcoquelin.stm32@...il.com>, 
 Alexandre Torgue <alexandre.torgue@...s.st.com>, 
 Thierry Reding <thierry.reding@...il.com>, 
 Jonathan Hunter <jonathanh@...dia.com>, 
 Santosh Shilimkar <ssantosh@...nel.org>
Cc: linux-kernel@...r.kernel.org, linux-arm-kernel@...ts.infradead.org, 
 linux-pm@...r.kernel.org, linux-samsung-soc@...r.kernel.org, 
 linux-stm32@...md-mailman.stormreply.com, linux-tegra@...r.kernel.org, 
 Jonathan Cameron <Jonathan.Cameron@...wei.com>, 
 Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
Subject: [PATCH v2 09/13] memory: tegra20-emc: simplify with scoped for
 each OF child loop

Use scoped for_each_child_of_node_scoped() when iterating over device
nodes to make code a bit simpler.

Reviewed-by: Jonathan Cameron <Jonathan.Cameron@...wei.com>
Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
---
 drivers/memory/tegra/tegra20-emc.c | 7 ++-----
 1 file changed, 2 insertions(+), 5 deletions(-)

diff --git a/drivers/memory/tegra/tegra20-emc.c b/drivers/memory/tegra/tegra20-emc.c
index 97cf59523b0b..7193f848d17e 100644
--- a/drivers/memory/tegra/tegra20-emc.c
+++ b/drivers/memory/tegra/tegra20-emc.c
@@ -410,7 +410,6 @@ static int cmp_timings(const void *_a, const void *_b)
 static int tegra_emc_load_timings_from_dt(struct tegra_emc *emc,
 					  struct device_node *node)
 {
-	struct device_node *child;
 	struct emc_timing *timing;
 	int child_count;
 	int err;
@@ -428,15 +427,13 @@ static int tegra_emc_load_timings_from_dt(struct tegra_emc *emc,
 
 	timing = emc->timings;
 
-	for_each_child_of_node(node, child) {
+	for_each_child_of_node_scoped(node, child) {
 		if (of_node_name_eq(child, "lpddr2"))
 			continue;
 
 		err = load_one_timing_from_dt(emc, timing++, child);
-		if (err) {
-			of_node_put(child);
+		if (err)
 			return err;
-		}
 
 		emc->num_timings++;
 	}

-- 
2.43.0