On Wed, Jul 05, 2017 at 03:10:53AM -0400, Matthias Rosenfelder wrote: > Hi, > > In do_tls_getsockopt_tx(): > > if (len == sizeof(crypto_info)) { > > should be > > if (len == sizeof(*crypto_info)) { > > as crypto_info is of pointer type. Or am I missing something?
No, you're right. It should be "sizeof(*crypto_info)". It's hard for Smatch to catch these sorts of bugs because Sparse sometimes just gives Smatch a number literal instead of a sizeof() expression. I think Coccinelle can catch these kinds of bugs? regards, dan carpenter