sh: Check return value of clk_get on ecovec24

Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Signed-off-by: Paul Mundt <lethal@linux-sh.org>

diff --git a/arch/sh/boards/mach-ecovec24/setup.c b/arch/sh/boards/mach-ecovec24/setup.c
index 1850c08..6212388 100644 (file)
--- a/arch/sh/boards/mach-ecovec24/setup.c
+++ b/arch/sh/boards/mach-ecovec24/setup.c
@@ -1136,16 +1136,20 @@ static int __init arch_setup(void)
 
        /* set SPU2 clock to 83.4 MHz */
        clk = clk_get(NULL, "spu_clk");
-       clk_set_rate(clk, clk_round_rate(clk, 83333333));
-       clk_put(clk);
+       if (clk) {
+               clk_set_rate(clk, clk_round_rate(clk, 83333333));
+               clk_put(clk);
+       }
 
        /* change parent of FSI B */
        clk = clk_get(NULL, "fsib_clk");
-       clk_register(&fsimckb_clk);
-       clk_set_parent(clk, &fsimckb_clk);
-       clk_set_rate(clk, 11000);
-       clk_set_rate(&fsimckb_clk, 11000);
-       clk_put(clk);
+       if (clk) {
+               clk_register(&fsimckb_clk);
+               clk_set_parent(clk, &fsimckb_clk);
+               clk_set_rate(clk, 11000);
+               clk_set_rate(&fsimckb_clk, 11000);
+               clk_put(clk);
+       }
 
        gpio_request(GPIO_PTU0, NULL);
        gpio_direction_output(GPIO_PTU0, 0);
@@ -1157,8 +1161,10 @@ static int __init arch_setup(void)
 
        /* set VPU clock to 166 MHz */
        clk = clk_get(NULL, "vpu_clk");
-       clk_set_rate(clk, clk_round_rate(clk, 166000000));
-       clk_put(clk);
+       if (clk) {
+               clk_set_rate(clk, clk_round_rate(clk, 166000000));
+               clk_put(clk);
+       }
 
        /* enable IrDA */
        gpio_request(GPIO_FN_IRDA_OUT, NULL);