tree 2c060b72545d08313a6197de038947bccdbcca00
parent 6f49e8b99b2b1b6db8dc0a1b0ffb018f30981221
author Chia-I Wu <olv@google.com> 1494273036 -0700
committer Chia-I Wu <olv@google.com> 1495641420 -0700

gralloc: make fbdev fd a shallow copy

We never free private_module_t::framebuffer once it is initialized.
We can use a shallow copy of the fbdev dev.

Bug: 37550237
Test: boots
Change-Id: I552b40c0a59d9f4ec5442e3a284f115a88061c3e