USB: CDC: fix sanity checks in CDC union parser
commit 54364278 upstream. A few checks checked for the size of the pointer to a structure instead of the structure itself. Copy & paste issue presumably. Fixes: e4c6fb77 ("usbnet: move the CDC parser into USB core") Cc: stable <stable@vger.kernel.org> Reported-by: syzbot+45a53506b65321c1fe91@syzkaller.appspotmail.com Signed-off-by: Oliver Neukum <oneukum@suse.com> Link: https://lore.kernel.org/r/20190813093541.18889-1-oneukum@suse.comSigned-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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