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authorMarkus Schneider-Pargmann <msp@baylibre.com>2022-08-22 18:26:50 +0300
committerStephen Boyd <sboyd@kernel.org>2022-10-01 01:07:43 +0300
commit50e68b99049ac6e850da025c0aa0a6ce23189234 (patch)
tree7ca136e0a85ce310462cc53885b8fce388489eff /drivers/clk/mediatek/clk-mtk.c
parentc61978175ac1337f028ac1f956666f16db84f4e5 (diff)
downloadlinux-50e68b99049ac6e850da025c0aa0a6ce23189234.tar.xz
clk: mediatek: Provide mtk_devm_alloc_clk_data
Provide a helper that replaces the kzalloc with devm_kzalloc so error handling gets easier. Signed-off-by: Markus Schneider-Pargmann <msp@baylibre.com> Link: https://lore.kernel.org/r/20220822152652.3499972-3-msp@baylibre.com Reported-by: kernel test robot <lkp@intel.com> Signed-off-by: Stephen Boyd <sboyd@kernel.org>
Diffstat (limited to 'drivers/clk/mediatek/clk-mtk.c')
-rw-r--r--drivers/clk/mediatek/clk-mtk.c33
1 files changed, 28 insertions, 5 deletions
diff --git a/drivers/clk/mediatek/clk-mtk.c b/drivers/clk/mediatek/clk-mtk.c
index a8ae65302837..105fec8f4935 100644
--- a/drivers/clk/mediatek/clk-mtk.c
+++ b/drivers/clk/mediatek/clk-mtk.c
@@ -18,19 +18,42 @@
#include "clk-mtk.h"
#include "clk-gate.h"
-struct clk_hw_onecell_data *mtk_alloc_clk_data(unsigned int clk_num)
+static void mtk_init_clk_data(struct clk_hw_onecell_data *clk_data,
+ unsigned int clk_num)
{
int i;
+
+ clk_data->num = clk_num;
+
+ for (i = 0; i < clk_num; i++)
+ clk_data->hws[i] = ERR_PTR(-ENOENT);
+}
+
+struct clk_hw_onecell_data *mtk_devm_alloc_clk_data(struct device *dev,
+ unsigned int clk_num)
+{
struct clk_hw_onecell_data *clk_data;
- clk_data = kzalloc(struct_size(clk_data, hws, clk_num), GFP_KERNEL);
+ clk_data = devm_kzalloc(dev, struct_size(clk_data, hws, clk_num),
+ GFP_KERNEL);
if (!clk_data)
return NULL;
- clk_data->num = clk_num;
+ mtk_init_clk_data(clk_data, clk_num);
- for (i = 0; i < clk_num; i++)
- clk_data->hws[i] = ERR_PTR(-ENOENT);
+ return clk_data;
+}
+EXPORT_SYMBOL_GPL(mtk_devm_alloc_clk_data);
+
+struct clk_hw_onecell_data *mtk_alloc_clk_data(unsigned int clk_num)
+{
+ struct clk_hw_onecell_data *clk_data;
+
+ clk_data = kzalloc(struct_size(clk_data, hws, clk_num), GFP_KERNEL);
+ if (!clk_data)
+ return NULL;
+
+ mtk_init_clk_data(clk_data, clk_num);
return clk_data;
}