[PATCH 6/8]i2c:i2c_core Fix warning: variable 'dummy' set but not used

[Justin P. Mattock]

could be a right solution, could be wrong
here is the warning:
  CC      drivers/i2c/i2c-core.o
drivers/i2c/i2c-core.c: In function 'i2c_register_adapter':
drivers/i2c/i2c-core.c:757:15: warning: variable 'dummy' set but not used
 
 Signed-off-by: Justin P. Mattock <justinmattock@xxxxxxxxx>

---
 drivers/i2c/i2c-core.c |    2 ++
 1 files changed, 2 insertions(+), 0 deletions(-)

diff --git a/drivers/i2c/i2c-core.c b/drivers/i2c/i2c-core.c
index 1cca263..79c6c26 100644
--- a/drivers/i2c/i2c-core.c
+++ b/drivers/i2c/i2c-core.c
@@ -794,6 +794,8 @@ static int i2c_register_adapter(struct i2c_adapter *adap)
 	mutex_lock(&core_lock);
 	dummy = bus_for_each_drv(&i2c_bus_type, NULL, adap,
 				 __process_new_adapter);
+	if(!dummy)
+		dummy = 0;
 	mutex_unlock(&core_lock);
 
 	return 0;
-- 
1.7.1.rc1.21.gf3bd6

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