replace comparison "obj" to NULL with "!obj" Signed-off-by: Trung Thanh Le <trungthanh1608@yahoo.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
replace comparison "obj" to NULL with "!obj" Signed-off-by: Trung Thanh Le <trungthanh1608@yahoo.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>