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GUACAMOLE-424: Fix null pointer dereference for vnc client display

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This commit is contained in:
itsankoff 2017-10-24 20:21:03 +03:00
parent 95be88be19
commit 15f6c4f3dc
1 changed files with 4 additions and 2 deletions
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6
src/protocols/vnc/user.c
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@ -112,8 +112,10 @@ int guac_vnc_user_leave_handler(guac_user* user) {
guac_vnc_client* vnc_client = (guac_vnc_client*) user->client->data;
/* Update shared cursor state */
guac_common_cursor_remove_user(vnc_client->display->cursor, user);
if (vnc_client && vnc_client->display && vnc_client->display->cursor) {
/* Update shared cursor state */
guac_common_cursor_remove_user(vnc_client->display->cursor, user);
}
/* Free settings if not owner (owner settings will be freed with client) */
if (!user->owner) {