[PATCH] drm/bridge: nxp-ptn3460: fix i2c_master_send() error checking

Dan Carpenter dan.carpenter at linaro.org
Tue Dec 5 14:00:51 UTC 2023


On Tue, Dec 05, 2023 at 02:48:26PM +0100, Robert Foss wrote:
> On Mon, 4 Dec 2023 15:29:00 +0300, Dan Carpenter wrote:
> > The i2c_master_send/recv() functions return negative error codes or the
> > number of bytes that were able to be sent/received.  This code has
> > two problems.  1)  Instead of checking if all the bytes were sent or
> > received, it checks that at least one byte was sent or received.
> > 2) If there was a partial send/receive then we should return a negative
> > error code but this code returns success.
> > 
> > [...]
> 
> Applied, thanks!
> 
> [1/1] drm/bridge: nxp-ptn3460: fix i2c_master_send() error checking
>       https://cgit.freedesktop.org/drm/drm-misc/commit/?id=914437992876
> 

Wait.  That was unexpected.  Neil's review comments were correct.  I was
planning to send a v2 patch which was just a cleanup.

regards,
dan carpenter



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