timers-urgent-2022-08-13

e362359a · posix-cpu-timers: Cleanup CPU timers before freeing them during exec · Aug 09, 2022

Misc timer fixes:

 - fix a potential use-after-free bug in posix timers
 - correct a prototype
 - address a build warning

Signed-off-by: Ingo Molnar <mingo@kernel.org>