[U-Boot] [PATCH] cmd: clk: Handle ENODEV from clk_get_rate

[Ismael Luceno Cortes]

Signed-off-by: Ismael Luceno <ismael.luc...@silicon-gears.com>
---
 cmd/clk.c | 23 +++++++++++++----------
 1 file changed, 13 insertions(+), 10 deletions(-)

diff --git a/cmd/clk.c b/cmd/clk.c
index fd4231589c..41f2ae0a50 100644
--- a/cmd/clk.c
+++ b/cmd/clk.c
@@ -26,20 +26,23 @@ int __weak soc_clk_dump(void)
        uclass_foreach_dev(dev, uc) {
                memset(&clk, 0, sizeof(clk));
                ret = device_probe(dev);
-               if (ret) {
-                       printf("%-30.30s : ? Hz\n", dev->name);
-                       continue;
-               }
+               if (ret)
+                       goto noclk;
 
                ret = clk_request(dev, &clk);
-               if (ret) {
-                       printf("%-30.30s : ? Hz\n", dev->name);
-                       continue;
-               }
-
-               printf("%-30.30s : %lu Hz\n", dev->name, clk_get_rate(&clk));
+               if (ret)
+                       goto noclk;
 
+               ulong rate = clk_get_rate(&clk);
                clk_free(&clk);
+
+               if (rate == -ENODEV)
+                       goto noclk;
+
+               printf("%-30.30s : %lu Hz\n", dev->name, rate);
+               continue;
+       noclk:
+               printf("%-30.30s : ? Hz\n", dev->name);
        }
 
        return 0;
-- 
2.19.1
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