diff options
| -rw-r--r-- | drivers/clk/sunxi/clk-sun8i-mbus.c | 11 |
1 files changed, 9 insertions, 2 deletions
diff --git a/drivers/clk/sunxi/clk-sun8i-mbus.c b/drivers/clk/sunxi/clk-sun8i-mbus.c index 3aaa9cbef791..411d3033a96e 100644 --- a/drivers/clk/sunxi/clk-sun8i-mbus.c +++ b/drivers/clk/sunxi/clk-sun8i-mbus.c @@ -33,7 +33,7 @@ static DEFINE_SPINLOCK(sun8i_a23_mbus_lock); static void __init sun8i_a23_mbus_setup(struct device_node *node) { int num_parents = of_clk_get_parent_count(node); - const char *parents[num_parents]; + const char **parents; const char *clk_name = node->name; struct resource res; struct clk_divider *div; @@ -43,10 +43,14 @@ static void __init sun8i_a23_mbus_setup(struct device_node *node) void __iomem *reg; int err; + parents = kcalloc(num_parents, sizeof(*parents), GFP_KERNEL); + if (!parents) + return; + reg = of_io_request_and_map(node, 0, of_node_full_name(node)); if (!reg) { pr_err("Could not get registers for sun8i-mbus-clk\n"); - return; + goto err_free_parents; } div = kzalloc(sizeof(*div), GFP_KERNEL); @@ -90,6 +94,7 @@ static void __init sun8i_a23_mbus_setup(struct device_node *node) if (err) goto err_unregister_clk; + kfree(parents); /* parents is deep copied */ /* The MBUS clocks needs to be always enabled */ __clk_get(clk); clk_prepare_enable(clk); @@ -109,5 +114,7 @@ err_unmap: iounmap(reg); of_address_to_resource(node, 0, &res); release_mem_region(res.start, resource_size(&res)); +err_free_parents: + kfree(parents); } CLK_OF_DECLARE(sun8i_a23_mbus, "allwinner,sun8i-a23-mbus-clk", sun8i_a23_mbus_setup); |