Commits
Konstantin Khlebnikov committed 7053046e350
sched/rt: Check integer overflow at usec to nsec conversion [ Upstream commit 1a010e29cfa00fee2888fd2fd4983f848cbafb58 ] Example of unhandled overflows: # echo 18446744073709651 > cpu.rt_runtime_us # cat cpu.rt_runtime_us 99 # echo 18446744073709900 > cpu.rt_period_us # cat cpu.rt_period_us 348 After this patch they will fail with -EINVAL. Signed-off-by: Konstantin Khlebnikov <khlebnikov@yandex-team.ru> Acked-by: Peter Zijlstra <a.p.zijlstra@chello.nl> Cc: Linus Torvalds <torvalds@linux-foundation.org> Cc: Peter Zijlstra <peterz@infradead.org> Cc: Thomas Gleixner <tglx@linutronix.de> Link: http://lkml.kernel.org/r/155125501739.293431.5252197504404771496.stgit@buzz Signed-off-by: Ingo Molnar <mingo@kernel.org> Signed-off-by: Sasha Levin <sashal@kernel.org>