Add newly registered TPMs to the tail of the list, not the beginning, so that
things that are specifying TPM_ANY_NUM don't find that the device they're
using has inadvertently changed. Adding a second device would break IMA, for
instance.
Signed-off-by: David Howells <dhowe...@redhat.com>
Reviewed-by: Jason Gunthorpe <jguntho...@obsidianresearch.com>
Signed-off-by: Peter Huewe <peterhu...@gmx.de>
cc: sta...@vger.kernel.org
---
drivers/char/tpm/tpm-interface.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/char/tpm/tpm-interface.c b/drivers/char/tpm/tpm-interface.c
index 6af17002a115..cfb9089887bd 100644
--- a/drivers/char/tpm/tpm-interface.c
+++ b/drivers/char/tpm/tpm-interface.c
@@ -1122,7 +1122,7 @@ struct tpm_chip *tpm_register_hardware(struct device *dev,
/* Make chip available */
spin_lock(&driver_lock);
- list_add_rcu(&chip->list, &tpm_chip_list);
+ list_add_tail_rcu(&chip->list, &tpm_chip_list);
spin_unlock(&driver_lock);
return chip;
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