Handle lock() returning a NULL buffer in SurfaceUtils.

Bug: 28526999
Change-Id: I99fdc100329e3350c9c8aa070779a407eda057ff
(cherry picked from commit 9193bcd6)

parent baf35fee

media/libstagefright/SurfaceUtils.cpp

+4 −0

Original line number	Diff line number	Diff line
		@@ -186,6 +186,10 @@ status_t pushBlankBuffersToNativeWindow(ANativeWindow nativeWindow / nonnull *
		break;
		}

		if (img == NULL) {
		ALOGE("error pushing blank frames: lock returned NULL buffer");
		break;
		}
		*img = 0;

		err = buf->unlock();