From 5687265b3127024089dc0b25956772405b9f53d3 Mon Sep 17 00:00:00 2001 From: Guennadi Liakhovetski Date: Thu, 17 Jan 2013 10:45:55 +0100 Subject: [PATCH] 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 Signed-off-by: Wolfram Sang --- drivers/i2c/busses/i2c-sh_mobile.c | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-) diff --git a/drivers/i2c/busses/i2c-sh_mobile.c b/drivers/i2c/busses/i2c-sh_mobile.c index 34024f3a19f5..daaf0ebe8177 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: -- 2.20.1