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 <khali@linux-fr.org>
Signed-off-by: Andy Walls <awalls@md.metrocast.net>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>

1 files changed, 3 insertions, 12 deletions

diff --git a/drivers/media/video/cx23885/cx23885-i2c.c b/drivers/media/video/cx23885/cx23885-i2c.c
index afb8d6f91d14..1a391486e551 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;