RE: rtc-pcf85063 driver bug in pcf85063_stop_clock()

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Alexandre Belloni wrote:
> 
> Hello,
> 
> On 19/11/2018 22:56:07+0000, Craig McQueen wrote:
> > I wrote:
> > >
> > > The function pcf85063_stop_clock() is intended to provide the value
> > > of the
> > > Control_1 register via the pointer ctrl1.
> > >
> > > However, it's really providing the return value of the last
> > > i2c_smbus_write_byte_data() call, i.e., zero. So the register value
> > > needs to be saved in a separate local variable other than ret. Or,
> > > the line *ctrl1 = ret; needs to be moved up to be above the last
> > > i2c_smbus_write_byte_data() call.
> >
> > I'd like to follow up on this. I could perhaps submit a patch, but I'm not sure
> what is the best fix for this bug. Any recommendations?
> >
> 
> I replied a while ago, isn't that fixed by:
> https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/d
> rivers/rtc/rtc-pcf85063.c?id=ec9cf1b7a6af2c0cffaa887351e7c7acced5290e

Thanks, that looks like a fix for the exact problem. I thought I'd checked the master branch for a fix before posting this, but maybe I hadn't fetched the latest that includes that commit.

Sorry I missed your previous reply.

-- 
Craig McQueen




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