phy: exynos-mipi-video: Use PTR_ERR_OR_ZERO
phy: exynos-mipi-video: Use PTR_ERR_OR_ZERO

PTR_ERR_OR_ZERO simplifies the code.

Signed-off-by: Sachin Kamat <1c3b1584a6008857f36c03c58f657c0fc16fc09e@linaro.org>
Cc: Sylwester Nawrocki <1ca386fdc5066df13f7236f0837f22126191d06b@samsung.com>
Acked-by: Hans de Goede <9fa1be1a5b5729e4c6b404f34c9ce49ff4882fd8@redhat.com>
Signed-off-by: Kishon Vijay Abraham I <c224db9378a929ae8338a052bbb1b30fb46cdd39@ti.com>

KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs