Fix to 64 bits to match size of instruction start words.

Signed-off-by: Anton Johansson <anjo@rev.ng>
---
 target/riscv/cpu.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/target/riscv/cpu.h b/target/riscv/cpu.h
index 1c544bc260..e714554611 100644
--- a/target/riscv/cpu.h
+++ b/target/riscv/cpu.h
@@ -257,7 +257,7 @@ struct CPUArchState {
     /* shadow stack register for zicfiss extension */
     uint64_t ssp;
     /* env place holder for extra word 2 during unwind */
-    target_ulong excp_uw2;
+    uint64_t excp_uw2;
     /* sw check code for sw check exception */
     target_ulong sw_check_code;
 #ifdef CONFIG_USER_ONLY
-- 
2.51.0