| From | Josh Poimboeuf <> | Subject | [PATCH v2 02/24] alpha/cpu: Make sure arch_cpu_idle_dead() doesn't return | Date | Mon, 13 Feb 2023 23:05:36 -0800 |
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arch_cpu_idle_dead() doesn't return. Make that more explicit with a BUG().
BUG() is preferable to unreachable() because BUG() is a more explicit failure mode and avoids undefined behavior like falling off the edge of the function into whatever code happens to be next.
Signed-off-by: Josh Poimboeuf <jpoimboe@kernel.org> --- arch/alpha/kernel/process.c | 1 + 1 file changed, 1 insertion(+)
diff --git a/arch/alpha/kernel/process.c b/arch/alpha/kernel/process.c index d1f2e8b6b107..d0ff06eda8fa 100644 --- a/arch/alpha/kernel/process.c +++ b/arch/alpha/kernel/process.c @@ -63,6 +63,7 @@ void arch_cpu_idle(void) void arch_cpu_idle_dead(void) { wtint(INT_MAX); + BUG(); } #endif /* ALPHA_WTINT */ -- 2.39.1
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