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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) 2019-06-17 17:14:55 +02:00
parent 0f2b29242e
commit e7bf69e057
1 changed files with 2 additions and 2 deletions
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4
mod/forum/post.php
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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;
}
}