diff options
author | Guennadi Liakhovetski <g.liakhovetski@gmx.de> | 2013-01-17 10:45:55 +0100 |
---|---|---|
committer | Wolfram Sang <wolfram@the-dreams.de> | 2013-02-10 19:55:23 +0100 |
commit | 5687265b3127024089dc0b25956772405b9f53d3 (patch) | |
tree | 1b88a79fedd263c782dbccb6a1fcc52691465088 /drivers/i2c/busses/i2c-sh_mobile.c | |
parent | 05cf936846ca6aef1b34ba26054728fdbc154558 (diff) | |
download | op-kernel-dev-5687265b3127024089dc0b25956772405b9f53d3.zip op-kernel-dev-5687265b3127024089dc0b25956772405b9f53d3.tar.gz |
i2c: sh_mobile: fix timeout error handling
In a timeout case return an error immediately from the driver's
.master_xfer() method, instead of continuing and letting higher layers
fail.
Signed-off-by: Guennadi Liakhovetski <g.liakhovetski@gmx.de>
Signed-off-by: Wolfram Sang <wolfram@the-dreams.de>
Diffstat (limited to 'drivers/i2c/busses/i2c-sh_mobile.c')
-rw-r--r-- | drivers/i2c/busses/i2c-sh_mobile.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/drivers/i2c/busses/i2c-sh_mobile.c b/drivers/i2c/busses/i2c-sh_mobile.c index 34024f3..daaf0eb 100644 --- a/drivers/i2c/busses/i2c-sh_mobile.c +++ b/drivers/i2c/busses/i2c-sh_mobile.c @@ -521,8 +521,11 @@ static int sh_mobile_i2c_xfer(struct i2c_adapter *adapter, k = wait_event_timeout(pd->wait, pd->sr & (ICSR_TACK | SW_DONE), 5 * HZ); - if (!k) + if (!k) { dev_err(pd->dev, "Transfer request timed out\n"); + err = -ETIMEDOUT; + break; + } retry_count = 1000; again: |