riscv: Mark default_power_off() as __noreturn

Since default_power_off() never returns, annotate it with the __noreturn
attribute to improve compiler optimizations.

Signed-off-by: Thorsten Blum <thorsten.blum@linux.dev>
Link: https://patch.msgid.link/20260727100339.410466-2-thorsten.blum@linux.dev
Signed-off-by: Paul Walmsley <pjw@kernel.org>

1 files changed, 1 insertions, 1 deletions

diff --git a/arch/riscv/kernel/reset.c b/arch/riscv/kernel/reset.c
index 541e2162c85a..14eb08a6db85 100644
--- a/arch/riscv/kernel/reset.c
+++ b/arch/riscv/kernel/reset.c
@@ -7,7 +7,7 @@
 #include <linux/reboot.h>
 #include <linux/pm.h>
 
-static void default_power_off(void)
+static void __noreturn default_power_off(void)
 {
 	while (1)
 		wait_for_interrupt();