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staging: gasket: fix gasket_free_coherent_memory metadata frees 

Free gasket_coherent_page_entries metadata memory, update data
structures accordingly.

Signed-off-by: Nick Ewalt <nicholasewalt@google.com>
Signed-off-by: Todd Poynor <toddpoynor@google.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Nick Ewalt 2018-09-17 05:39:02 -07:00 committed by Greg Kroah-Hartman
parent f8b6a07661
commit c3873a5c74
1 changed files with 5 additions and 0 deletions
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5
drivers/staging/gasket/gasket_page_table.c
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@ -1353,6 +1353,11 @@ int gasket_free_coherent_memory(struct gasket_dev *gasket_dev, u64 size,
gasket_dev->coherent_buffer.virt_base = NULL;
gasket_dev->coherent_buffer.phys_base = 0;
}
kfree(gasket_dev->page_table[index]->coherent_pages);
gasket_dev->page_table[index]->coherent_pages = NULL;
gasket_dev->page_table[index]->num_coherent_pages = 0;
return 0;
}