[PATCH 3/5] extcon: add EXPORT_SYMBOL_GPL for exported functions

[Kishon Vijay Abraham I]

Added EXPORT_SYMBOL_GPL() for extcon_register_interest and
extcon_register_notifier in order to avoid undefined reference
error when building the consumer modules of extcon as _modules_.

Signed-off-by: Kishon Vijay Abraham I <kishon at ti.com>
Signed-off-by: Lokesh Vutla <lokeshvutla at ti.com>
---
 drivers/extcon/extcon-class.c |    2 ++
 1 file changed, 2 insertions(+)

diff --git a/drivers/extcon/extcon-class.c b/drivers/extcon/extcon-class.c
index 265d549..51a5f5f 100644
--- a/drivers/extcon/extcon-class.c
+++ b/drivers/extcon/extcon-class.c
@@ -541,6 +541,7 @@ int extcon_register_interest(struct extcon_specific_cable_nb *obj,
 		return -ENODEV;
 	}
 }
+EXPORT_SYMBOL_GPL(extcon_register_interest);
 
 /**
  * extcon_unregister_interest() - Unregister the notifier registered by
@@ -555,6 +556,7 @@ int extcon_unregister_interest(struct extcon_specific_cable_nb *obj)
 
 	return raw_notifier_chain_unregister(&obj->edev->nh, &obj->internal_nb);
 }
+EXPORT_SYMBOL_GPL(extcon_unregister_interest);
 
 /**
  * extcon_register_notifier() - Register a notifiee to get notified by
-- 
1.7.10.4