[PATCH 4/4] MXS: Fix GCC4.7 complaint in mxs-i2c

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drivers/i2c/busses/i2c-mxs.c: In function 'mxs_i2c_xfer':
drivers/i2c/busses/i2c-mxs.c:253:8: warning: 'data' may be used uninitialized in this function [-Wmaybe-uninitialized]
drivers/i2c/busses/i2c-mxs.c:243:6: note: 'data' was declared here

Signed-off-by: Marek Vasut <marex@xxxxxxx>
Cc: Detlev Zundel <dzu@xxxxxxx>
CC: Dong Aisheng <b29396@xxxxxxxxxxxxx>
CC: Fabio Estevam <fabio.estevam@xxxxxxxxxxxxx>
Cc: Linux ARM kernel <linux-arm-kernel@xxxxxxxxxxxxxxxxxxx>
Cc: linux-i2c@xxxxxxxxxxxxxxx
CC: Sascha Hauer <s.hauer@xxxxxxxxxxxxxx>
CC: Shawn Guo <shawn.guo@xxxxxxxxxx>
Cc: Stefano Babic <sbabic@xxxxxxx>
CC: Uwe Kleine-König <u.kleine-koenig@xxxxxxxxxxxxxx>
Cc: Wolfgang Denk <wd@xxxxxxx>
Cc: Wolfram Sang <w.sang@xxxxxxxxxxxxxx>
---
 drivers/i2c/busses/i2c-mxs.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/i2c/busses/i2c-mxs.c b/drivers/i2c/busses/i2c-mxs.c
index 7491194..89ea19d 100644
--- a/drivers/i2c/busses/i2c-mxs.c
+++ b/drivers/i2c/busses/i2c-mxs.c
@@ -240,7 +240,7 @@ static int mxs_i2c_wait_for_data(struct mxs_i2c_dev *i2c)
 
 static int mxs_i2c_finish_read(struct mxs_i2c_dev *i2c, u8 *buf, int len)
 {
-	u32 data;
+	u32 data = 0;
 	int i;
 
 	for (i = 0; i < len; i++) {
-- 
1.7.10

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