[PATCH] clk: also return NULL for -ENOENT in devm_clk_get_optional functions

[Yang Xiwen via B4 Relay]

From: Yang Xiwen <forbidden...@outlook.com>

As described by the doc.

Signed-off-by: Yang Xiwen <forbidden...@outlook.com>
---
Handle both ENODATA and ENOENT.
---
 include/clk.h | 7 ++++---
 1 file changed, 4 insertions(+), 3 deletions(-)

diff --git a/include/clk.h b/include/clk.h
index d91285235f..c9aa2360e1 100644
--- a/include/clk.h
+++ b/include/clk.h
@@ -224,8 +224,9 @@ static inline struct clk *devm_clk_get_optional(struct 
udevice *dev,
                                                const char *id)
 {
        struct clk *clk = devm_clk_get(dev, id);
+       int ret = PTR_ERR(clk);
 
-       if (PTR_ERR(clk) == -ENODATA)
+       if (ret == -ENODATA || ret == -ENOENT)
                return NULL;
 
        return clk;
@@ -335,7 +336,7 @@ static inline int clk_get_by_name_optional(struct udevice 
*dev,
        int ret;
 
        ret = clk_get_by_name(dev, name, clk);
-       if (ret == -ENODATA)
+       if (ret == -ENODATA || ret == -ENOENT)
                return 0;
 
        return ret;
@@ -359,7 +360,7 @@ static inline int clk_get_by_name_nodev_optional(ofnode 
node, const char *name,
        int ret;
 
        ret = clk_get_by_name_nodev(node, name, clk);
-       if (ret == -ENODATA)
+       if (ret == -ENODATA || ret == -ENOENT)
                return 0;
 
        return ret;

---
base-commit: 580eb31199be8a822e62f20965854a242f895d03
change-id: 20230725-clk-fix-inc-903aa0540739

Best regards,
-- 
Yang Xiwen <forbidden...@outlook.com>