The scpi_clk_match (struct of_device_id) is referenced only with CONFIG_OF builds thus mark it as __maybe_unused: drivers/clk/clk-scpi.c:132:34: warning: ‘scpi_clk_match’ defined but not used [-Wunused-const-variable=] Signed-off-by: Krzysztof Kozlowski <krzk@xxxxxxxxxx> --- drivers/clk/clk-scpi.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/clk/clk-scpi.c b/drivers/clk/clk-scpi.c index 5a9b140dd8c8..a39af7616b13 100644 --- a/drivers/clk/clk-scpi.c +++ b/drivers/clk/clk-scpi.c @@ -129,7 +129,7 @@ static const struct clk_ops scpi_dvfs_ops = { .set_rate = scpi_dvfs_set_rate, }; -static const struct of_device_id scpi_clk_match[] = { +static const struct of_device_id scpi_clk_match[] __maybe_unused = { { .compatible = "arm,scpi-dvfs-clocks", .data = &scpi_dvfs_ops, }, { .compatible = "arm,scpi-variable-clocks", .data = &scpi_clk_ops, }, {} -- 2.25.1