From: Rosen Penev Date: Fri, 6 Mar 2026 03:25:40 +0000 (-0800) Subject: clk-lpc18xx-ccu: kzalloc + kcalloc to kzalloc_flex X-Git-Tag: v7.2-rc1~26^2~5 X-Git-Url: http://git.ipfire.org/gitweb/index.cgi?a=commitdiff_plain;h=9a51504d7c01b5279b2e787fa80bcb0b49c3f123;p=thirdparty%2Flinux.git clk-lpc18xx-ccu: kzalloc + kcalloc to kzalloc_flex Simplifies allocation by using a flexible array member. Also allows using __counted_by for extra runtime analysis. Signed-off-by: Rosen Penev Reviewed-by: Gustavo A. R. Silva Signed-off-by: Stephen Boyd --- diff --git a/drivers/clk/nxp/clk-lpc18xx-ccu.c b/drivers/clk/nxp/clk-lpc18xx-ccu.c index dcb6d0c0b41aa..3793e701835ff 100644 --- a/drivers/clk/nxp/clk-lpc18xx-ccu.c +++ b/drivers/clk/nxp/clk-lpc18xx-ccu.c @@ -27,8 +27,8 @@ #define CCU_BRANCH_HAVE_DIV2 BIT(1) struct lpc18xx_branch_clk_data { - const char **name; int num; + const char *name[] __counted_by(num); }; struct lpc18xx_clk_branch { @@ -266,6 +266,7 @@ static void __init lpc18xx_ccu_init(struct device_node *np) { struct lpc18xx_branch_clk_data *clk_data; void __iomem *reg_base; + size_t size; int i, ret; reg_base = of_iomap(np, 0); @@ -274,19 +275,14 @@ static void __init lpc18xx_ccu_init(struct device_node *np) return; } - clk_data = kzalloc_obj(*clk_data); + size = of_property_count_strings(np, "clock-names"); + clk_data = kzalloc_flex(*clk_data, name, size); if (!clk_data) { iounmap(reg_base); return; } - clk_data->num = of_property_count_strings(np, "clock-names"); - clk_data->name = kcalloc(clk_data->num, sizeof(char *), GFP_KERNEL); - if (!clk_data->name) { - iounmap(reg_base); - kfree(clk_data); - return; - } + clk_data->num = size; for (i = 0; i < clk_data->num; i++) { ret = of_property_read_string_index(np, "clock-names", i,