On Sun, Jun 14, 2020 at 10:42:54PM +0300, Denis Efremov wrote: > On 6/4/20 7:27 PM, Joe Perches wrote: > > On Thu, 2020-06-04 at 17:08 +0300, Denis Efremov wrote: > >> Check for memset() with 0 followed by kfree(). > > > > Perhaps those uses should be memzero_explicit or kvfree_sensitive. > > > > Is it safe to suggest to use kzfree instead of memzero_explicit && kfree? > Or it would be better to use kvfree_sensitive in this case. > > kzfree uses memset(0) with no barrier_data.
Yeah. That seems buggy. It should have a barrier. Also I thought I saw somewhere that Linus doesn't like the name and so that's why we have the _sensitive() name? regards, dan carpenter _______________________________________________ Cocci mailing list Cocci@systeme.lip6.fr https://systeme.lip6.fr/mailman/listinfo/cocci