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MDL-65469 mod_forum: Check for existence before operating

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This commit is contained in:
Eloy Lafuente (stronk7)
2019-06-18 08:50:32 +08:00
committed by Peter
parent 47dd7dd840
commit e235ef7bd9
1 changed files with 2 additions and 2 deletions
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mod/forum/post.php
+2 -2
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@@ -789,11 +789,11 @@ if ($mformpost->no_submit_button_pressed()) {
$data = $mformpost->get_submitted_data();
// If a no submit button has been pressed but the default values haven't been then reset the form change.
if (!$dirty && !empty(trim($data->message['text']))) {
if (!$dirty && isset($data->message['text']) && !empty(trim($data->message['text']))) {
$dirty = true;
}
if (!$dirty && !empty(trim($data->message['message']))) {
if (!$dirty && isset($data->message['message']) && !empty(trim($data->message['message']))) {
$dirty = true;
}
}