tpm: Get rid of TPM_CHIP_FLAG_REGISTERED

This is no longer necessary, all calls to tpm_chip_unregister happen
in remove() callbacks.

Signed-off-by: Jason Gunthorpe <jgunthorpe@obsidianresearch.com>
Reviewed-by: Tomas Winkler <tomas.winkler@intel.com>
Reviewed-by: Jarkko Sakkinen <jarkko.sakkinen@linux.intel.com>
Signed-off-by: Jarkko Sakkinen <jarkko.sakkinen@linux.intel.com>

diff --git a/drivers/char/tpm/tpm-chip.c b/drivers/char/tpm/tpm-chip.c
index e595013..836f056 100644 (file)
--- a/drivers/char/tpm/tpm-chip.c
+++ b/drivers/char/tpm/tpm-chip.c
@@ -375,8 +375,6 @@ int tpm_chip_register(struct tpm_chip *chip)
                return rc;
        }
 
-       chip->flags |= TPM_CHIP_FLAG_REGISTERED;
-
        rc = tpm_add_legacy_sysfs(chip);
        if (rc) {
                tpm_chip_unregister(chip);
@@ -402,9 +400,6 @@ EXPORT_SYMBOL_GPL(tpm_chip_register);
  */
 void tpm_chip_unregister(struct tpm_chip *chip)
 {
-       if (!(chip->flags & TPM_CHIP_FLAG_REGISTERED))
-               return;
-
        tpm_del_legacy_sysfs(chip);
 
        tpm1_chip_unregister(chip);

diff --git a/drivers/char/tpm/tpm.h b/drivers/char/tpm/tpm.h
index 21c3dbe..f9401ca 100644 (file)
--- a/drivers/char/tpm/tpm.h
+++ b/drivers/char/tpm/tpm.h
@@ -139,7 +139,6 @@ enum tpm2_startup_types {
 #define TPM_PPI_VERSION_LEN            3
 
 enum tpm_chip_flags {
-       TPM_CHIP_FLAG_REGISTERED        = BIT(0),
        TPM_CHIP_FLAG_TPM2              = BIT(1),
        TPM_CHIP_FLAG_IRQ               = BIT(2),
        TPM_CHIP_FLAG_VIRTUAL           = BIT(3),