On Sat, Mar 9, 2019 at 6:54 PM Wolfram Sang
wrote:
>
> Make sure we report no buffer for 0-length messages. This can only
> happen if threshold is set to 0 which is kind of bogus but we should
> handle this situation nonetheless.
>
> Reported-by: Hsin-Yi Wang
> Fixes: e9
On Tue, Mar 12, 2019 at 2:46 AM Wolfram Sang wrote:
>
>
> > How about also printing some warning if threshold is zero? Since
>
> Hmm, not a warning because a user of a kernel can't do much about it. A
> debug might make sense; it is for developers and will be compiled away
> for production use.
>
o educate callers of this function.
>
> Reported-by: Hsin-Yi Wang
> Fixes: e94bc5d18be0 ("i2c: add helpers to ease DMA handling")
> Signed-off-by: Wolfram Sang
Thanks!
Reviewed-by: Hsin-Yi Wang
> ---
>
> Changes since v1:
> * add debug print
>