1. 2012-05-28 Re: [PATCH] tpm: check the chip reference before usin linux-ker Andi Shyti 2. 2012-05-28 Re: [tpmdd-devel] [PATCH] tpm: check the chip referen tpmdd-dev Andi Shyti 3. 2012-05-28 [PATCH] tpm: check the chip reference before using it linux-ker Andi Shyti 4. 2012-05-28 [tpmdd-devel] [PATCH] tpm: check the chip reference b tpmdd-dev Andi Shyti