On 09/02/15 15:15, Nicholas Mc Guire wrote: > Return type of wait_for_completion_timeout is unsigned long not int. > Appropriately typed/named variable are added and assignment fixed up. > > Signed-off-by: Nicholas Mc Guire <[email protected]>
v2 also: Acked-by: James Hogan <[email protected]> Thanks James > --- > > v2: int ret is an idiom - thus rather than just changing the type, rename > the variable, as suggested by Wolfram Sang <[email protected]>. > > Patch was compile tested with x86_64_defconfig + CONFIG_COMPILE_TEST=y > CONFIG_I2C_IMG=m > > Patch is against 3.19.0-rc7 (localversion-next is -next-20150209) > > drivers/i2c/busses/i2c-img-scb.c | 14 ++++++++------ > 1 file changed, 8 insertions(+), 6 deletions(-) > > diff --git a/drivers/i2c/busses/i2c-img-scb.c > b/drivers/i2c/busses/i2c-img-scb.c > index 0fcc169..6e4e990 100644 > --- a/drivers/i2c/busses/i2c-img-scb.c > +++ b/drivers/i2c/busses/i2c-img-scb.c > @@ -988,15 +988,16 @@ out: > static int img_i2c_reset_bus(struct img_i2c *i2c) > { > unsigned long flags; > - int ret; > + unsigned long timeout; > > spin_lock_irqsave(&i2c->lock, flags); > reinit_completion(&i2c->msg_complete); > img_i2c_reset_start(i2c); > spin_unlock_irqrestore(&i2c->lock, flags); > > - ret = wait_for_completion_timeout(&i2c->msg_complete, IMG_I2C_TIMEOUT); > - if (ret == 0) > + timeout = wait_for_completion_timeout(&i2c->msg_complete, > + IMG_I2C_TIMEOUT); > + if (timeout == 0) > return -ETIMEDOUT; > return 0; > } > @@ -1007,6 +1008,7 @@ static int img_i2c_xfer(struct i2c_adapter *adap, > struct i2c_msg *msgs, > struct img_i2c *i2c = i2c_get_adapdata(adap); > bool atomic = false; > int i, ret; > + unsigned long timeout; > > if (i2c->mode == MODE_SUSPEND) { > WARN(1, "refusing to service transaction in suspended state\n"); > @@ -1068,11 +1070,11 @@ static int img_i2c_xfer(struct i2c_adapter *adap, > struct i2c_msg *msgs, > img_i2c_write(i2c); > spin_unlock_irqrestore(&i2c->lock, flags); > > - ret = wait_for_completion_timeout(&i2c->msg_complete, > - IMG_I2C_TIMEOUT); > + timeout = wait_for_completion_timeout(&i2c->msg_complete, > + IMG_I2C_TIMEOUT); > del_timer_sync(&i2c->check_timer); > > - if (ret == 0) { > + if (timeout == 0) { > dev_err(adap->dev.parent, "i2c transfer timed out\n"); > i2c->msg_status = -ETIMEDOUT; > break; >
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