[Linux-kernel-mentees] [PATCH net] rds: Prevent kernel-infoleak in rds_notify_queue_get()

Jason Gunthorpe jgg at ziepe.ca
Sun Aug 2 22:28:43 UTC 2020


On Sun, Aug 02, 2020 at 03:23:58PM -0700, Joe Perches wrote:
> On Sun, 2020-08-02 at 19:10 -0300, Jason Gunthorpe wrote:
> > On Sat, Aug 01, 2020 at 08:38:33AM +0300, Leon Romanovsky wrote:
> > 
> > > I'm using {} instead of {0} because of this GCC bug.
> > > https://gcc.gnu.org/bugzilla/show_bug.cgi?id=53119
> > 
> > This is why the {} extension exists..
> 
> There is no guarantee that the gcc struct initialization {}
> extension also zeros padding.

We just went over this. Yes there is, C11 requires it.

Jason


More information about the Linux-kernel-mentees mailing list