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Commit f1b38247 authored by Mathias Agopian's avatar Mathias Agopian
Browse files

don't try to lock a buffer that wasn't allocated with SW usage bits 

Change-Id: Iabbcec1bfa30dc47d45ece699dd178653f1b675b
parent a85cdcc1

services/surfaceflinger/Layer.cpp

+10 −6
Original line number Diff line number Diff line
@@ -196,6 +196,7 @@ void Layer::reloadTexture(const Region& dirty) 
    } else {

slowpath:

        GGLSurface t;

        if (buffer->usage & GRALLOC_USAGE_SW_READ_MASK) {

            status_t res = buffer->lock(&t, GRALLOC_USAGE_SW_READ_OFTEN);

            LOGE_IF(res, "error %d (%s) locking buffer %p",

                    res, strerror(res), buffer.get());
@@ -203,6 +204,9 @@ slowpath: 
                mBufferManager.loadTexture(dirty, t);

                buffer->unlock();

            }

        } else {

            // we can't do anything

        }

    }

}