Fixed the dmabuf leak issue caused by prime FDs are not released.

intel / IA-Hardware-Composer

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Closed shuangwan01 closed 5 years ago

shuangwan01 commented 5 years ago

Release prime FDs if the buffer needs to be released.

Change-Id: Id9381a2fbd7681aca71a5e6ab387713f5b644e31 Tracked-On: https://jira.devtools.intel.com/browse/OAM-82969 Tests: HWC virtual memory doesn't inrease abnormally. Signed-off-by: Wan Shuang shuang.wan@intel.com