regulator fix for "regulator: core: Add regulator_is_equal() helper"

Signed-off-by: Stephen Rothwell <sfr@canb.auug.org.au>
Link: https://lore.kernel.org/r/20200115120258.0e535fcb@canb.auug.org.auAcked-by: Marek Vasut <marex@denx.de>
Signed-off-by: Mark Brown <broonie@kernel.org>

include/linux/regulator/consumer.h

@@ -596,7 +596,7 @@ regulator_bulk_set_supply_names(struct regulator_bulk_data *consumers,
 }
 
 static inline bool
-regulator_is_equal(struct regulator *reg1, struct regulator *reg2);
+regulator_is_equal(struct regulator *reg1, struct regulator *reg2)
 {
 	return false;
 }