drivers/i2c/davinci_i2c.c: Fix GCC 4.6 warning

Fix:
davinci_i2c.c: In function 'flush_rx':
davinci_i2c.c:81:6: warning: variable 'dummy' set but not used
[-Wunused-but-set-variable]

Signed-off-by: Anatolij Gustschin <agust@denx.de>
Acked-by: Heiko Schocher <hs@denx.de>

diff --git a/drivers/i2c/davinci_i2c.c b/drivers/i2c/davinci_i2c.c
index 5e3406dc8f4f04c8a87f1fd9e80aa280a4f658fd..2abddfb6ff97356e032e1daf99e5bc4673766776 100644 (file)
--- a/drivers/i2c/davinci_i2c.c
+++ b/drivers/i2c/davinci_i2c.c
@@ -78,13 +78,11 @@ static int poll_i2c_irq(int mask)
 
 void flush_rx(void)
 {
-       int     dummy;
-
        while (1) {
                if (!(REG(I2C_STAT) & I2C_STAT_RRDY))
                        break;
 
-               dummy = REG(I2C_DRR);
+               REG(I2C_DRR);
                REG(I2C_STAT) = I2C_STAT_RRDY;
                udelay(1000);
        }