On Thu, 4 Jul 2019 19:26:36 +0530 Sachin Sant <[email protected]> wrote:
> > On 04-Jul-2019, at 5:29 PM, Mimi Zohar <[email protected]> wrote: > > > > On Wed, 2019-07-03 at 23:32 -0400, Nayna Jain wrote: > >> The nr_allocated_banks and allocated banks are initialized as part of > >> tpm_chip_register. Currently, this is done as part of auto startup > >> function. However, some drivers, like the ibm vtpm driver, do not run > >> auto startup during initialization. This results in uninitialized memory > >> issue and causes a kernel panic during boot. > >> > >> This patch moves the pcr allocation outside the auto startup function > >> into tpm_chip_register. This ensures that allocated banks are initialized > >> in any case. > >> > >> Fixes: 879b589210a9 ("tpm: retrieve digest size of unknown algorithms with > >> PCR read") > >> Signed-off-by: Nayna Jain <[email protected]> > > Reviewed-by: Mimi Zohar <[email protected]> > > Thanks for the fix. Kernel boots fine with this fix. > > Tested-by: Sachin Sant <[email protected]> > Tested-by: Michal Suchánek <[email protected]> Thanks Michal
