]> www.infradead.org Git - users/jedix/linux-maple.git/commit
tpm: Unify the send callback behaviour
authorJarkko Sakkinen <jarkko.sakkinen@linux.intel.com>
Fri, 8 Feb 2019 16:30:58 +0000 (18:30 +0200)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Sat, 23 Mar 2019 13:35:30 +0000 (14:35 +0100)
commitb61c06e3ecb6b62cd3ff70a1256a0938fa0fba5c
tree9fe684be21292810a464d857a1f6daef396d3e18
parentf19ef6579b0e4bef308e4daae955eed856985f29
tpm: Unify the send callback behaviour

commit f5595f5baa30e009bf54d0d7653a9a0cc465be60 upstream.

The send() callback should never return length as it does not in every
driver except tpm_crb in the success case. The reason is that the main
transmit functionality only cares about whether the transmit was
successful or not and ignores the count completely.

Suggested-by: Stefan Berger <stefanb@linux.ibm.com>
Cc: stable@vger.kernel.org
Signed-off-by: Jarkko Sakkinen <jarkko.sakkinen@linux.intel.com>
Reviewed-by: Stefan Berger <stefanb@linux.ibm.com>
Reviewed-by: Jerry Snitselaar <jsnitsel@redhat.com>
Tested-by: Alexander Steffen <Alexander.Steffen@infineon.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
12 files changed:
drivers/char/tpm/st33zp24/st33zp24.c
drivers/char/tpm/tpm-interface.c
drivers/char/tpm/tpm_atmel.c
drivers/char/tpm/tpm_i2c_atmel.c
drivers/char/tpm/tpm_i2c_infineon.c
drivers/char/tpm/tpm_i2c_nuvoton.c
drivers/char/tpm/tpm_ibmvtpm.c
drivers/char/tpm/tpm_infineon.c
drivers/char/tpm/tpm_nsc.c
drivers/char/tpm/tpm_tis_core.c
drivers/char/tpm/tpm_vtpm_proxy.c
drivers/char/tpm/xen-tpmfront.c