From: Philippe Mathieu-Daudé <philmd@linaro.org>

hv_vcpu_set_vtimer_mask() returns a hv_return_t enum type
(defined in <Hypervisor/hv_error.h>). Assert we succeeded,
as we are not ready to handle any error path.

Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Reviewed-by: Mads Ynddal <mads@ynddal.dk>
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
---
 target/arm/hvf/hvf.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/target/arm/hvf/hvf.c b/target/arm/hvf/hvf.c
index 4c98faebbed..bbe0b24b821 100644
--- a/target/arm/hvf/hvf.c
+++ b/target/arm/hvf/hvf.c
@@ -1782,7 +1782,8 @@ static void hvf_sync_vtimer(CPUState *cpu)
 
     if (!irq_state) {
         /* Timer no longer asserting, we can unmask it */
-        hv_vcpu_set_vtimer_mask(cpu->accel->fd, false);
+        r = hv_vcpu_set_vtimer_mask(cpu->accel->fd, false);
+        assert_hvf_ok(r);
         cpu->accel->vtimer_masked = false;
     }
 }
-- 
2.43.0