All TCG targets implement the TCGCPUOps::has_work() handler.
We can remove the non-NULL handler check in tcg_cpu_has_work().

Add an assertion in tcg_exec_realizefn() for future TCG targets.

Signed-off-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
---
 accel/tcg/cpu-exec.c      | 4 ++++
 accel/tcg/tcg-accel-ops.c | 5 +----
 2 files changed, 5 insertions(+), 4 deletions(-)

diff --git a/accel/tcg/cpu-exec.c b/accel/tcg/cpu-exec.c
index 5fd1ed34222..18c20e5759b 100644
--- a/accel/tcg/cpu-exec.c
+++ b/accel/tcg/cpu-exec.c
@@ -993,6 +993,10 @@ void tcg_exec_realizefn(CPUState *cpu, Error **errp)
     CPUClass *cc = CPU_GET_CLASS(cpu);
 
     if (!tcg_target_initialized) {
+        /* Mandatory non-NULL handlers */
+        g_assert(cc->tcg_ops->initialize);
+        g_assert(cc->tcg_ops->has_work);
+
         cc->tcg_ops->initialize();
         tcg_target_initialized = true;
     }
diff --git a/accel/tcg/tcg-accel-ops.c b/accel/tcg/tcg-accel-ops.c
index 3c75ed2cccc..6cd32f04cb9 100644
--- a/accel/tcg/tcg-accel-ops.c
+++ b/accel/tcg/tcg-accel-ops.c
@@ -78,10 +78,7 @@ static bool tcg_cpu_has_work(CPUState *cpu)
 {
     CPUClass *cc = CPU_GET_CLASS(cpu);
 
-    if (cc->tcg_ops->has_work) {
-        return cc->tcg_ops->has_work(cpu);
-    }
-    return false;
+    return cc->tcg_ops->has_work(cpu);
 }
 
 /* mask must never be zero, except for A20 change call */
-- 
2.31.1