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

Krzysztof Kozlowski posted 13 patches 1 year, 5 months ago
[PATCH v2 09/13] memory: tegra20-emc: simplify with scoped for each OF child loop
Posted by Krzysztof Kozlowski 1 year, 5 months ago
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@huawei.com>
Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.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
Re: [PATCH v2 09/13] memory: tegra20-emc: simplify with scoped for each OF child loop
Posted by Thierry Reding 1 year, 5 months ago
On Fri, Aug 16, 2024 at 12:54:33PM GMT, Krzysztof Kozlowski wrote:
> 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@huawei.com>
> Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
> ---
>  drivers/memory/tegra/tegra20-emc.c | 7 ++-----
>  1 file changed, 2 insertions(+), 5 deletions(-)

Acked-by: Thierry Reding <treding@nvidia.com>