From 18a87becf85d50e7f3d547f1b7a75108b151374d Mon Sep 17 00:00:00 2001 From: Jean Delvare Date: Sun, 18 Jul 2010 17:05:17 -0300 Subject: [PATCH] V4L/DVB: cx23885: i2c_wait_done returns 0 or 1, don't check for < 0 return value Function i2c_wait_done() never returns negative values, so there is no point in checking for them. Signed-off-by: Jean Delvare Signed-off-by: Andy Walls Signed-off-by: Mauro Carvalho Chehab --- drivers/media/video/cx23885/cx23885-i2c.c | 15 +++------------ 1 file changed, 3 insertions(+), 12 deletions(-) diff --git a/drivers/media/video/cx23885/cx23885-i2c.c b/drivers/media/video/cx23885/cx23885-i2c.c index afb8d6f..1a39148 100644 --- a/drivers/media/video/cx23885/cx23885-i2c.c +++ b/drivers/media/video/cx23885/cx23885-i2c.c @@ -120,10 +120,7 @@ static int i2c_sendbytes(struct i2c_adapter *i2c_adap, cx_write(bus->reg_wdata, wdata); cx_write(bus->reg_ctrl, ctrl); - retval = i2c_wait_done(i2c_adap); - if (retval < 0) - goto err; - if (retval == 0) + if (!i2c_wait_done(i2c_adap)) goto eio; if (!i2c_slave_did_ack(i2c_adap)) { retval = -ENXIO; @@ -149,10 +146,7 @@ static int i2c_sendbytes(struct i2c_adapter *i2c_adap, cx_write(bus->reg_wdata, wdata); cx_write(bus->reg_ctrl, ctrl); - retval = i2c_wait_done(i2c_adap); - if (retval < 0) - goto err; - if (retval == 0) + if (!i2c_wait_done(i2c_adap)) goto eio; if (i2c_debug) { dprintk(1, " %02x", msg->buf[cnt]); @@ -213,10 +207,7 @@ static int i2c_readbytes(struct i2c_adapter *i2c_adap, cx_write(bus->reg_addr, msg->addr << 25); cx_write(bus->reg_ctrl, ctrl); - retval = i2c_wait_done(i2c_adap); - if (retval < 0) - goto err; - if (retval == 0) + if (!i2c_wait_done(i2c_adap)) goto eio; if (cnt == 0 && !i2c_slave_did_ack(i2c_adap)) { retval = -ENXIO; -- 2.7.4