[PATCH] i2c: bug fix for busses/i2c-mv64xxx.c

When an i2c transfer is successful, an incorrect value is returned.
This patch fixes that.

Signed-off-by: Jean Delvare <khali@linux-fr.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

1 files changed, 4 insertions, 4 deletions

diff --git a/drivers/i2c/busses/i2c-mv64xxx.c b/drivers/i2c/busses/i2c-mv64xxx.c
index eb6cc0869938..99abca45fece 100644
--- a/drivers/i2c/busses/i2c-mv64xxx.c
+++ b/drivers/i2c/busses/i2c-mv64xxx.c
@@ -423,13 +423,13 @@ static int
 mv64xxx_i2c_xfer(struct i2c_adapter *adap, struct i2c_msg msgs[], int num)
 {
         struct mv64xxx_i2c_data *drv_data = i2c_get_adapdata(adap);
-        int     i, rc = 0;
+        int     i, rc;
 
         for (i=0; i<num; i++)
-                if ((rc = mv64xxx_i2c_execute_msg(drv_data, &msgs[i])) != 0)
-                        break;
+                if ((rc = mv64xxx_i2c_execute_msg(drv_data, &msgs[i])) < 0)
+                        return rc;
 
-        return rc;
+        return num;
 }
 
 static struct i2c_algorithm mv64xxx_i2c_algo = {