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| author | Chuansheng Liu <chuansheng.liu@intel.com> | 2012-11-07 01:18:37 +0800 |
|---|---|---|
| committer | Wolfram Sang <w.sang@pengutronix.de> | 2012-11-12 18:21:55 +0100 |
| commit | cf7505ef9cd1349dfff0b2aeb9bc62f54c14e03d (patch) | |
| tree | 13c69afc6bff89d82efd82f372bc92e25af0c1e6 /drivers/i2c/busses/i2c-nomadik.c | |
| parent | 77b67063bb6bce6d475e910d3b886a606d0d91f7 (diff) | |
| download | lwn-cf7505ef9cd1349dfff0b2aeb9bc62f54c14e03d.tar.gz lwn-cf7505ef9cd1349dfff0b2aeb9bc62f54c14e03d.zip | |
i2c: nomadik: Fix the usage of wait_for_completion_timeout
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>
Diffstat (limited to 'drivers/i2c/busses/i2c-nomadik.c')
| -rw-r--r-- | drivers/i2c/busses/i2c-nomadik.c | 14 |
1 files changed, 0 insertions, 14 deletions
diff --git a/drivers/i2c/busses/i2c-nomadik.c b/drivers/i2c/busses/i2c-nomadik.c index 02c3115a2dfa..8b2ffcf45322 100644 --- a/drivers/i2c/busses/i2c-nomadik.c +++ b/drivers/i2c/busses/i2c-nomadik.c @@ -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", |