Techwizz/kernel-fxtec-pro1x
1
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity

i2c: nomadik: Fix the usage of wait_for_completion_timeout

Browse source 
The return value of wait_for_completion_timeout() is always
>= 0 with unsigned int type.

So the condition "ret < 0" or "ret >= 0" is pointless.

Signed-off-by: liu chuansheng <chuansheng.liu@intel.com>
Signed-off-by: Wolfram Sang <w.sang@pengutronix.de>
This commit is contained in:
Chuansheng Liu 2012-11-07 01:18:37 +08:00 committed by Wolfram Sang
parent 77b67063bb
commit cf7505ef9c
1 changed files with 0 additions and 14 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

14
drivers/i2c/busses/i2c-nomadik.c
View file

@ -435,13 +435,6 @@ static int read_i2c(struct nmk_i2c_dev *dev, u16 flags)
timeout = wait_for_completion_timeout(
&dev->xfer_complete, dev->adap.timeout);
if (timeout < 0) {
dev_err(&dev->adev->dev,
"wait_for_completion_timeout "
"returned %d waiting for event\n", timeout);
status = timeout;
}
if (timeout == 0) {
/* Controller timed out */
dev_err(&dev->adev->dev, "read from slave 0x%x timed out\n",
@ -523,13 +516,6 @@ static int write_i2c(struct nmk_i2c_dev *dev, u16 flags)
timeout = wait_for_completion_timeout(
&dev->xfer_complete, dev->adap.timeout);
if (timeout < 0) {
dev_err(&dev->adev->dev,
"wait_for_completion_timeout "
"returned %d waiting for event\n", timeout);
status = timeout;
}
if (timeout == 0) {
/* Controller timed out */
dev_err(&dev->adev->dev, "write to slave 0x%x timed out\n",