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transition: don't allow _return_error() to be called recursively

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George Kiagiadakis 2023-01-10 17:55:42 +02:00 • committed by Julian Bouzas
parent 6495eb6d21
commit 18377fbf82
1 changed files with 4 additions and 2 deletions
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6
lib/wp/transition.c
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@ -488,10 +488,12 @@ wp_transition_return_error (WpTransition * self, GError * error)
WpTransitionPrivate *priv = wp_transition_get_instance_private (self); WpTransitionPrivate *priv = wp_transition_get_instance_private (self);
/* don't allow _return_error() to be called multiple times,
as it is dangerous to recurse in execute_step() */
if (G_UNLIKELY (priv->error)) { if (G_UNLIKELY (priv->error)) {
wp_warning_object (self, "transition bailing out multiple times; " wp_warning_object (self, "transition bailing out multiple times; "
"old error was: %s", priv->error->message); "new error is: %s", error->message);
g_clear_error (&priv->error); return;
} }
priv->step = WP_TRANSITION_STEP_ERROR; priv->step = WP_TRANSITION_STEP_ERROR;