commit | 1e353852b3ae9baf9038cd377227526a3a239f20 | [log] [tgz] |
---|---|---|
author | Du Cheng <ducheng2@gmail.com> | Fri Mar 12 16:14:21 2021 +0800 |
committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | Wed Apr 07 12:47:04 2021 +0200 |
tree | 2a64e3498304125d4027e168fd429778693dbc6a | |
parent | 2bcc14fce703970bd32f39385a1a96b08e484800 [diff] |
drivers: video: fbcon: fix NULL dereference in fbcon_cursor() commit 01faae5193d6190b7b3aa93dae43f514e866d652 upstream. add null-check on function pointer before dereference on ops->cursor Reported-by: syzbot+b67aaae8d3a927f68d20@syzkaller.appspotmail.com Cc: stable <stable@vger.kernel.org> Signed-off-by: Du Cheng <ducheng2@gmail.com> Link: https://lore.kernel.org/r/20210312081421.452405-1-ducheng2@gmail.com Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>