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| author | Nicholas Mc Guire <hofrat@osadl.org> | 2015-02-08 11:03:30 +0300 |
|---|---|---|
| committer | Wolfram Sang <wsa@the-dreams.de> | 2015-03-15 12:50:02 +0300 |
| commit | 1abdd5d957e1fc789a2981d27399f56b0682f53e (patch) | |
| tree | c344972f4c49f81d97b54c65e6139c069f4d1571 /drivers/i2c/busses/i2c-ismt.c | |
| parent | 73958562f1ca5c91d802c845856c4a9edcf468cb (diff) | |
| download | linux-1abdd5d957e1fc789a2981d27399f56b0682f53e.tar.xz | |
i2c: ismt: fix type of return var of wait_for_completion_timeout
return type of wait_for_completion_timeout is unsigned long not int. As
ret is in used for other calls a new appropriately typed variable timeout
is added to handle wait_for_completion_timeout
Signed-off-by: Nicholas Mc Guire <hofrat@osadl.org>
Acked-by: Neil Horman <nhorman@tuxdriver.com>
Signed-off-by: Wolfram Sang <wsa@the-dreams.de>
Diffstat (limited to 'drivers/i2c/busses/i2c-ismt.c')
| -rw-r--r-- | drivers/i2c/busses/i2c-ismt.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/drivers/i2c/busses/i2c-ismt.c b/drivers/i2c/busses/i2c-ismt.c index f2b0ff011631..f994712d0904 100644 --- a/drivers/i2c/busses/i2c-ismt.c +++ b/drivers/i2c/busses/i2c-ismt.c @@ -380,6 +380,7 @@ static int ismt_access(struct i2c_adapter *adap, u16 addr, int size, union i2c_smbus_data *data) { int ret; + unsigned long time_left; dma_addr_t dma_addr = 0; /* address of the data buffer */ u8 dma_size = 0; enum dma_data_direction dma_direction = 0; @@ -578,13 +579,13 @@ static int ismt_access(struct i2c_adapter *adap, u16 addr, ismt_submit_desc(priv); /* Now we wait for interrupt completion, 1s */ - ret = wait_for_completion_timeout(&priv->cmp, HZ*1); + time_left = wait_for_completion_timeout(&priv->cmp, HZ*1); /* unmap the data buffer */ if (dma_size != 0) dma_unmap_single(&adap->dev, dma_addr, dma_size, dma_direction); - if (unlikely(!ret)) { + if (unlikely(!time_left)) { dev_err(dev, "completion wait timed out\n"); ret = -ETIMEDOUT; goto out; |