On Wed, Nov 16, 2016 at 08:56:13AM -0500, Stefan Berger wrote:
> Check the bios_dir entry for NULL before accessing it. Currently
> this crashes the driver when a TPM 2 is attached and the entries
> are NULL.
Yep
> for (i = (TPM_NUM_EVENT_LOG_FILES - 1); i >= 0; i--) {
> - inode = d_inode(chip->bios_dir[i]);
> - inode_lock(inode);
> - inode->i_private = NULL;
> - inode_unlock(inode);
> - securityfs_remove(chip->bios_dir[i]);
> + if (chip->bios_dir[i]) {
Nope, this must be is_err_or_null, we store err ptrs in this array.
Jason
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