The code at the tail end of the loop in kvm_dirty_ring_reaper_thread()
is unreachable, because there is no way for execution to leave the
loop. Replace it with a g_assert_not_reached().

(The code has always been unreachable, right from the start
when the function was added in commit b4420f198dd8.)

Resolves: Coverity CID 1547687
Signed-off-by: Peter Maydell <peter.mayd...@linaro.org>
---
 accel/kvm/kvm-all.c | 6 +-----
 1 file changed, 1 insertion(+), 5 deletions(-)

diff --git a/accel/kvm/kvm-all.c b/accel/kvm/kvm-all.c
index 6c4cb263ba3..fe4cd721d9b 100644
--- a/accel/kvm/kvm-all.c
+++ b/accel/kvm/kvm-all.c
@@ -1525,11 +1525,7 @@ static void *kvm_dirty_ring_reaper_thread(void *data)
         r->reaper_iteration++;
     }
 
-    trace_kvm_dirty_ring_reaper("exit");
-
-    rcu_unregister_thread();
-
-    return NULL;
+    g_assert_not_reached();
 }
 
 static void kvm_dirty_ring_reaper_init(KVMState *s)
-- 
2.34.1


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