The WARN() macro takes a condition and a format string.  The condition
was accidentally left out here so it just prints the function name
instead of the message.
Signed-off-by: NDan Carpenter <dan.carpenter@oracle.com>
Reviewed-by: NJeff Layton <jlayton@poochiereds.net>
Signed-off-by: NJ. Bruce Fields <bfields@redhat.com>