drm/msm/mdp: fix a problematic usage of WARN_ON()

WARN_ON() takes a condition rather than a format string. This patch
converted WARN_ON() to WARN() instead.

Signed-off-by: Geliang Tang <geliangtang@163.com>
Signed-off-by: Rob Clark <robdclark@gmail.com>
This commit is contained in:
Geliang Tang 2015-11-25 21:12:14 +08:00 • committed by Rob Clark
commit 2abd1c8834