Re: [PATCH 4/5] omap2plus: voltage: Trivial linking fix 'undefined reference'

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Santosh Shilimkar had written, on 01/04/2011 12:26 PM, the following:
[..]

diff --git a/arch/arm/plat-omap/include/plat/voltage.h b/arch/arm/plat-omap/include/plat/voltage.h
index 710f4ea..c095351 100644
--- a/arch/arm/plat-omap/include/plat/voltage.h
+++ b/arch/arm/plat-omap/include/plat/voltage.h
@@ -65,9 +65,6 @@ struct voltagedomain {
 	char *name;
 };
-/* API to get the voltagedomain pointer */
-struct voltagedomain *omap_voltage_domain_lookup(char *name);
-
 /**
  * struct omap_volt_data - Omap voltage specific data.
  * @voltage_nominal:	The possible voltage value in uV
@@ -131,6 +128,9 @@ int omap_voltage_register_pmic(struct voltagedomain *voltdm,
 		struct omap_volt_pmic_info *pmic_info);
 void omap_change_voltscale_method(struct voltagedomain *voltdm,
 		int voltscale_method);
+/* API to get the voltagedomain pointer */
+struct voltagedomain *omap_voltage_domain_lookup(char *name);
+
 int omap_voltage_late_init(void);
 #else
 static inline int omap_voltage_register_pmic(struct voltagedomain *voltdm,
@@ -144,6 +144,10 @@ static inline int omap_voltage_late_init(void)
 {
 	return -EINVAL;
 }
+static inline struct voltagedomain *omap_voltage_domain_lookup(char *name)
+{
+	return NULL;
the omap_voltage_domain_lookup uses ERR_PTR() for all return values which are handled by the callers with IS_ERR()

I think you should return ERR_PTR(-EINVAL)

--
Regards,
Nishanth Menon
--
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