cpu-exec: Change cpu_resume_from_signal() argument to CPUState

Signed-off-by: Andreas Färber <afaerber@suse.de>
diff --git a/exec.c b/exec.c
index 03ae5fe..7b377cd 100644
--- a/exec.c
+++ b/exec.c
@@ -1608,7 +1608,7 @@
                 } else {
                     cpu_get_tb_cpu_state(env, &pc, &cs_base, &cpu_flags);
                     tb_gen_code(cpu, pc, cs_base, cpu_flags, 1);
-                    cpu_resume_from_signal(env, NULL);
+                    cpu_resume_from_signal(cpu, NULL);
                 }
             }
         } else {