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* [PATCH] paramter: The dev_add_param_*() return ERR_PTR(), change no-ops to return ERR_PTR(-ENOSYS) instead of NULL
@ 2015-03-09 14:45 Marc Kleine-Budde
  2015-03-09 14:45 ` Marc Kleine-Budde
  2015-03-10 10:09 ` Sascha Hauer
  0 siblings, 2 replies; 4+ messages in thread
From: Marc Kleine-Budde @ 2015-03-09 14:45 UTC (permalink / raw)
  To: barebox

Signed-off-by: Marc Kleine-Budde <mkl@pengutronix.de>
---
 include/param.h | 18 +++++++++---------
 1 file changed, 9 insertions(+), 9 deletions(-)

diff --git a/include/param.h b/include/param.h
index 53bee541100e..bd2c0789968a 100644
--- a/include/param.h
+++ b/include/param.h
@@ -97,7 +97,7 @@ static inline struct param_d *dev_add_param(struct device_d *dev, char *name,
 		const char *(*get)(struct device_d *, struct param_d *p),
 		unsigned long flags)
 {
-	return 0;
+	return ERR_PTR(-ENOSYS);
 }
 
 static inline struct param_d *dev_add_param_string(struct device_d *dev, const char *name,
@@ -105,7 +105,7 @@ static inline struct param_d *dev_add_param_string(struct device_d *dev, const c
 		int (*get)(struct param_d *p, void *priv),
 		char **value, void *priv)
 {
-	return NULL;
+	return ERR_PTR(-ENOSYS);
 }
 
 static inline struct param_d *dev_add_param_int(struct device_d *dev, const char *name,
@@ -113,7 +113,7 @@ static inline struct param_d *dev_add_param_int(struct device_d *dev, const char
 		int (*get)(struct param_d *p, void *priv),
 		int *value, const char *format, void *priv)
 {
-	return NULL;
+	return ERR_PTR(-ENOSYS);
 }
 
 static inline struct param_d *dev_add_param_enum(struct device_d *dev, const char *name,
@@ -122,7 +122,7 @@ static inline struct param_d *dev_add_param_enum(struct device_d *dev, const cha
 		int *value, const char **names, int max, void *priv)
 
 {
-	return NULL;
+	return ERR_PTR(-ENOSYS);
 }
 
 static inline struct param_d *dev_add_param_bool(struct device_d *dev, const char *name,
@@ -130,19 +130,19 @@ static inline struct param_d *dev_add_param_bool(struct device_d *dev, const cha
 		int (*get)(struct param_d *p, void *priv),
 		int *value, void *priv)
 {
-	return NULL;
+	return ERR_PTR(-ENOSYS);
 }
 
 static inline struct param_d *dev_add_param_int_ro(struct device_d *dev, const char *name,
 		int value, const char *format)
 {
-	return NULL;
+	return ERR_PTR(-ENOSYS);
 }
 
 static inline struct param_d *dev_add_param_llint_ro(struct device_d *dev, const char *name,
 		long long value, const char *format)
 {
-	return NULL;
+	return ERR_PTR(-ENOSYS);
 }
 
 static inline struct param_d *dev_add_param_ip(struct device_d *dev, const char *name,
@@ -150,7 +150,7 @@ static inline struct param_d *dev_add_param_ip(struct device_d *dev, const char
 		int (*get)(struct param_d *p, void *priv),
 		IPaddr_t *ip, void *priv)
 {
-	return NULL;
+	return ERR_PTR(-ENOSYS);
 }
 
 static inline struct param_d *dev_add_param_mac(struct device_d *dev, const char *name,
@@ -158,7 +158,7 @@ static inline struct param_d *dev_add_param_mac(struct device_d *dev, const char
 		int (*get)(struct param_d *p, void *priv),
 		u8 *mac, void *priv)
 {
-	return NULL;
+	return ERR_PTR(-ENOSYS);
 }
 
 static inline int dev_add_param_fixed(struct device_d *dev, const char *name, const char *value)
-- 
2.1.4


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Thread overview: 4+ messages (download: mbox.gz / follow: Atom feed)
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2015-03-09 14:45 [PATCH] paramter: The dev_add_param_*() return ERR_PTR(), change no-ops to return ERR_PTR(-ENOSYS) instead of NULL Marc Kleine-Budde
2015-03-09 14:45 ` Marc Kleine-Budde
2015-03-09 14:49   ` Marc Kleine-Budde
2015-03-10 10:09 ` Sascha Hauer

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