Opinion on checking return value of setuid(getuid())?

[Dag-Erling Smørgrav]

Xin Li <delphij at delphij.net> writes:
> How can the check be even reached in setuid(getuid()) case?  It's also
> conflict with intuition by the way -- we are not changing ownership of
> the process, thus the process number should not change...

See http://lxr.linux.no/linux+v3.6/kernel/sys.c#L646

DES
-- 
Dag-Erling Smørgrav - des at des.no