clk: socfpga: Silence sparse warning

drivers/clk/socfpga/clk-gate.c:227:40: warning: Using plain integer as NULL pointer

Cc: Dinh Nguyen <dinguyen@altera.com>
Signed-off-by: Stephen Boyd <sboyd@codeaurora.org>

diff --git a/drivers/clk/socfpga/clk-gate.c b/drivers/clk/socfpga/clk-gate.c
index dd3a78c64795f27c7e171f004f9bb0462f44579a..0d5dc84372dcc2e6f294f9973b7103aba43c0533 100644 (file)
--- a/drivers/clk/socfpga/clk-gate.c
+++ b/drivers/clk/socfpga/clk-gate.c
@@ -224,7 +224,7 @@ static void __init __socfpga_gate_init(struct device_node *node,
                socfpga_clk->shift = div_reg[1];
                socfpga_clk->width = div_reg[2];
        } else {
-               socfpga_clk->div_reg = 0;
+               socfpga_clk->div_reg = NULL;
        }
 
        rc = of_property_read_u32_array(node, "clk-phase", clk_phase, 2);