fsanitize: member access within null pointer

[Pavel Sanda]

On Tue, Dec 07, 2021 at 10:20:02PM -0500, Scott Kostyshak wrote:
> Compiling master with Clang and fsanitize, I get the following when
> LyX starts up (without doing anything else):
> 
>   /home/scott/lyxbuilds/master/repo/src/support/socktools.cpp:114:56: runtime error: member access within null pointer of type 'struct sockaddr_un'
> 
> Can anyone take a look?

Does changing sockaddr -> sockaddr_un in the critical line changes anything? P