expo: Drop the render from expo_poll()

Within tests it is useful to be able to control rendering of the expo.
Drop the automatic call to expo_render() within expo_poll() and adjust
its callers to handle this instead.

Signed-off-by: Simon Glass <sjg@chromium.org>

1 files changed, 4 insertions, 0 deletions

diff --git a/boot/cedit.c b/boot/cedit.c
index 8faf230a9e2..56dc7c6af15 100644
--- a/boot/cedit.c
+++ b/boot/cedit.c
@@ -219,6 +219,10 @@ int cedit_run(struct expo *exp)
 	do {
 		struct expo_action act;
 
+		ret = expo_render(exp);
+		if (ret)
+			return log_msg_ret("cer", ret);
+
 		ret = expo_poll(exp, &act);
 		if (!ret)
 			cedit_do_action(exp, scn, vid_priv, &act);