[U-Boot] [PATCH 2/2] arch/powerpc/cpu/mpc512x/i2c.c: Fix GCC 4.6 warnings

Fix: i2c.c: In function 'wait_for_bb': i2c.c:81:16: warning: variable 'temp' set but not used [-Wunused-but-set-variable]

Signed-off-by: Anatolij Gustschin agust@denx.de --- arch/powerpc/cpu/mpc512x/i2c.c | 3 +-- 1 files changed, 1 insertions(+), 2 deletions(-)

diff --git a/arch/powerpc/cpu/mpc512x/i2c.c b/arch/powerpc/cpu/mpc512x/i2c.c index e2d9097..0ea1280 100644 --- a/arch/powerpc/cpu/mpc512x/i2c.c +++ b/arch/powerpc/cpu/mpc512x/i2c.c @@ -78,9 +78,8 @@ static int wait_for_bb (void) status = mpc_reg_in (&regs->msr);

while (timeout-- && (status & I2C_BB)) { - volatile int temp; mpc_reg_out (&regs->mcr, I2C_STA, I2C_STA); - temp = mpc_reg_in (&regs->mdr); + (void)mpc_reg_in(&regs->mdr); mpc_reg_out (&regs->mcr, 0, I2C_STA); mpc_reg_out (&regs->mcr, 0, 0); mpc_reg_out (&regs->mcr, I2C_EN, 0);