Messages in this thread | | | Date | Sat, 22 Jan 2022 16:56:49 +0000 | From | Jonathan Cameron <> | Subject | Re: [PATCH][next] iio: hw_consumer: Use struct_size() helper in kzalloc() |
| |
On Thu, 20 Jan 2022 15:33:14 -0800 Kees Cook <keescook@chromium.org> wrote:
> On Thu, Jan 20, 2022 at 04:52:43PM -0600, Gustavo A. R. Silva wrote: > > Make use of the struct_size() helper instead of an open-coded version, > > in order to avoid any potential type mistakes or integer overflows that, > > in the worst scenario, could lead to heap overflows. > > > > Also, address the following sparse warnings: > > drivers/iio/buffer/industrialio-hw-consumer.c:63:23: warning: using sizeof on a flexible structure > > > > Link: https://github.com/KSPP/linux/issues/174 > > Signed-off-by: Gustavo A. R. Silva <gustavoars@kernel.org> > > Looks good to me. > > Reviewed-by: Kees Cook <keescook@chromium.org> > Good thing to tidy up, but I'm a little curious why I'm not seeing these reports with latest sparse? Ah. Found it via the report linked CF='-Wflexible-array-sizeof'
Probably worth mentioned that in the patch descriptions. I've added it to this one.
I'm still setting the sparse report even with this patch.
What am I missing?
Jonathan
| |