[PATCH v2 2/6] clk: samsung: Add local variable to match it purpose

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Add new variable to avoid using clk pointer for different purposes across
the exynos_register_cpu_clock() function. This will help in future rewrite
for the new clk_hw API.

Signed-off-by: Marek Szyprowski <m.szyprowski@xxxxxxxxxxx>
---
 drivers/clk/samsung/clk-cpu.c | 7 ++++---
 1 file changed, 4 insertions(+), 3 deletions(-)

diff --git a/drivers/clk/samsung/clk-cpu.c b/drivers/clk/samsung/clk-cpu.c
index 8bf7e805fd34..6e1c6007e721 100644
--- a/drivers/clk/samsung/clk-cpu.c
+++ b/drivers/clk/samsung/clk-cpu.c
@@ -410,6 +410,7 @@ int __init exynos_register_cpu_clock(struct samsung_clk_provider *ctx,
 {
 	struct exynos_cpuclk *cpuclk;
 	struct clk_init_data init;
+	struct clk *parent_clk;
 	struct clk *clk;
 	int ret = 0;
 
@@ -440,15 +441,15 @@ int __init exynos_register_cpu_clock(struct samsung_clk_provider *ctx,
 		goto free_cpuclk;
 	}
 
-	clk = __clk_lookup(parent);
-	if (!clk) {
+	parent_clk = __clk_lookup(parent);
+	if (!parent_clk) {
 		pr_err("%s: could not lookup parent clock %s\n",
 				__func__, parent);
 		ret = -EINVAL;
 		goto free_cpuclk;
 	}
 
-	ret = clk_notifier_register(clk, &cpuclk->clk_nb);
+	ret = clk_notifier_register(parent_clk, &cpuclk->clk_nb);
 	if (ret) {
 		pr_err("%s: failed to register clock notifier for %s\n",
 				__func__, name);
-- 
1.9.1

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