mpc83xx: km83xx_i2c - fix gcc 4.6 compiler warning

Configuring for kmeter1 board...
km83xx_i2c.c: In function 'i2c_make_abort':
km83xx_i2c.c:44:8: warning: variable 'dummy' set but not used [-Wunused-but-set-variable]

Signed-off-by: Kim Phillips <kim.phillips@freescale.com>
Acked-by: Heiko Schocher <hs@denx.de>

diff --git a/board/keymile/km83xx/km83xx_i2c.c b/board/keymile/km83xx/km83xx_i2c.c
index be177753c5906bc7f46c23ffca8bf357849f9422..8df92d8874aa415f16d8ebe44497af9d667fb9c9 100644 (file)
--- a/board/keymile/km83xx/km83xx_i2c.c
+++ b/board/keymile/km83xx/km83xx_i2c.c
@@ -41,7 +41,6 @@ int i2c_make_abort(void)
 {
        struct fsl_i2c *dev;
        dev = (struct fsl_i2c *) (CONFIG_SYS_IMMR + CONFIG_SYS_I2C_OFFSET);
-       uchar   dummy;
        uchar   last;
        int     nbr_read = 0;
        int     i = 0;
@@ -52,7 +51,7 @@ int i2c_make_abort(void)
        udelay(DELAY_ABORT_SEQ);
        out_8(&dev->cr, (I2C_CR_MEN | I2C_CR_MSTA));
        udelay(DELAY_ABORT_SEQ);
-       dummy = in_8(&dev->dr);
+       in_8(&dev->dr);
        udelay(DELAY_ABORT_SEQ);
        last = in_8(&dev->dr);
        nbr_read++;