| Message ID | 1461576090-24813-1-git-send-email-jarkko.sakkinen@linux.intel.com (mailing list archive) |
|---|---|
| State | New, archived |
| Headers | show |
On Mon, Apr 25, 2016 at 12:21:30PM +0300, Jarkko Sakkinen wrote: > Signed-off-by: Jarkko Sakkinen <jarkko.sakkinen@linux.intel.com> > Reported-by: Stefan Berger <stefanb@linux.vnet.ibm.com> > drivers/char/tpm/tpm-chip.c | 3 ++- > 1 file changed, 2 insertions(+), 1 deletion(-) Reviewed-By: Jason Gunthorpe <jgunthorpe@obsidianresearch.com> Fixes: 20e0152393b41 ("tpm: fix crash in tpm_tis deinitialization") > diff --git a/drivers/char/tpm/tpm-chip.c b/drivers/char/tpm/tpm-chip.c > index a12db8e..1965dc7 100644 > +++ b/drivers/char/tpm/tpm-chip.c > @@ -270,7 +270,8 @@ static void tpm_del_char_device(struct tpm_chip *chip) > > /* Make the driver uncallable. */ > down_write(&chip->ops_sem); > - tpm2_shutdown(chip, TPM2_SU_CLEAR); > + if (chip->flags & TPM_CHIP_FLAG_TPM2) > + tpm2_shutdown(chip, TPM2_SU_CLEAR); > chip->ops = NULL; > up_write(&chip->ops_sem); > } ------------------------------------------------------------------------------ Find and fix application performance issues faster with Applications Manager Applications Manager provides deep performance insights into multiple tiers of your business applications. It resolves application problems quickly and reduces your MTTR. Get your free trial! https://ad.doubleclick.net/ddm/clk/302982198;130105516;z
On Mon, Apr 25, 2016 at 11:57:20AM -0600, Jason Gunthorpe wrote: > On Mon, Apr 25, 2016 at 12:21:30PM +0300, Jarkko Sakkinen wrote: > > Signed-off-by: Jarkko Sakkinen <jarkko.sakkinen@linux.intel.com> > > Reported-by: Stefan Berger <stefanb@linux.vnet.ibm.com> > > drivers/char/tpm/tpm-chip.c | 3 ++- > > 1 file changed, 2 insertions(+), 1 deletion(-) > > Reviewed-By: Jason Gunthorpe <jgunthorpe@obsidianresearch.com> > Fixes: 20e0152393b41 ("tpm: fix crash in tpm_tis deinitialization") Thanks and thanks for the fixes line (forgot to add it) :) /Jarkko > > diff --git a/drivers/char/tpm/tpm-chip.c b/drivers/char/tpm/tpm-chip.c > > index a12db8e..1965dc7 100644 > > +++ b/drivers/char/tpm/tpm-chip.c > > @@ -270,7 +270,8 @@ static void tpm_del_char_device(struct tpm_chip *chip) > > > > /* Make the driver uncallable. */ > > down_write(&chip->ops_sem); > > - tpm2_shutdown(chip, TPM2_SU_CLEAR); > > + if (chip->flags & TPM_CHIP_FLAG_TPM2) > > + tpm2_shutdown(chip, TPM2_SU_CLEAR); > > chip->ops = NULL; > > up_write(&chip->ops_sem); > > } > ------------------------------------------------------------------------------ Find and fix application performance issues faster with Applications Manager Applications Manager provides deep performance insights into multiple tiers of your business applications. It resolves application problems quickly and reduces your MTTR. Get your free trial! https://ad.doubleclick.net/ddm/clk/302982198;130105516;z
On 04/25/2016 01:57 PM, Jason Gunthorpe wrote: > On Mon, Apr 25, 2016 at 12:21:30PM +0300, Jarkko Sakkinen wrote: >> Signed-off-by: Jarkko Sakkinen <jarkko.sakkinen@linux.intel.com> >> Reported-by: Stefan Berger <stefanb@linux.vnet.ibm.com> >> drivers/char/tpm/tpm-chip.c | 3 ++- >> 1 file changed, 2 insertions(+), 1 deletion(-) > Reviewed-By: Jason Gunthorpe <jgunthorpe@obsidianresearch.com> > Fixes: 20e0152393b41 ("tpm: fix crash in tpm_tis deinitialization") Tested-by: Stefan Berger <stefanb@linux.vnet.ibm.com> ------------------------------------------------------------------------------ Find and fix application performance issues faster with Applications Manager Applications Manager provides deep performance insights into multiple tiers of your business applications. It resolves application problems quickly and reduces your MTTR. Get your free trial! https://ad.doubleclick.net/ddm/clk/302982198;130105516;z
diff --git a/drivers/char/tpm/tpm-chip.c b/drivers/char/tpm/tpm-chip.c index a12db8e..1965dc7 100644 --- a/drivers/char/tpm/tpm-chip.c +++ b/drivers/char/tpm/tpm-chip.c @@ -270,7 +270,8 @@ static void tpm_del_char_device(struct tpm_chip *chip) /* Make the driver uncallable. */ down_write(&chip->ops_sem); - tpm2_shutdown(chip, TPM2_SU_CLEAR); + if (chip->flags & TPM_CHIP_FLAG_TPM2) + tpm2_shutdown(chip, TPM2_SU_CLEAR); chip->ops = NULL; up_write(&chip->ops_sem); }
Signed-off-by: Jarkko Sakkinen <jarkko.sakkinen@linux.intel.com> Reported-by: Stefan Berger <stefanb@linux.vnet.ibm.com> --- drivers/char/tpm/tpm-chip.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-)