[PATCH 3/7] clk: qoriq: make use of clk_alloc_onecell_data()

From: David Lechner
Date: Thu Jan 04 2018 - 19:40:53 EST


Use helper function clk_alloc_onecell_data() to allocate struct
clk_onecell_data.

Signed-off-by: David Lechner <david@xxxxxxxxxxxxxx>
---
drivers/clk/clk-qoriq.c | 13 ++++---------
1 file changed, 4 insertions(+), 9 deletions(-)

diff --git a/drivers/clk/clk-qoriq.c b/drivers/clk/clk-qoriq.c
index 3a1812f..5278cc7 100644
--- a/drivers/clk/clk-qoriq.c
+++ b/drivers/clk/clk-qoriq.c
@@ -1175,13 +1175,11 @@ static void __init legacy_pll_init(struct device_node *np, int idx)
count = of_property_count_strings(np, "clock-output-names");

BUILD_BUG_ON(ARRAY_SIZE(pll->div) < 4);
- subclks = kcalloc(4, sizeof(struct clk *), GFP_KERNEL);
- if (!subclks)
+ onecell_data = clk_alloc_onecell_data(4);
+ if (!onecell_data)
return;

- onecell_data = kmalloc(sizeof(*onecell_data), GFP_KERNEL);
- if (!onecell_data)
- goto err_clks;
+ subclks = onecell_data->clks;

if (count <= 3) {
subclks[0] = pll->div[0].clk;
@@ -1194,7 +1192,6 @@ static void __init legacy_pll_init(struct device_node *np, int idx)
subclks[3] = pll->div[3].clk;
}

- onecell_data->clks = subclks;
onecell_data->clk_num = count;

rc = of_clk_add_provider(np, of_clk_src_onecell_get, onecell_data);
@@ -1206,9 +1203,7 @@ static void __init legacy_pll_init(struct device_node *np, int idx)

return;
err_cell:
- kfree(onecell_data);
-err_clks:
- kfree(subclks);
+ clk_free_onecell_data(onecell_data);
}

/* Legacy node */
--
2.7.4