linux-kernel - [PATCH 4.2.y-ckt 175/211] TPM: revert the list handling logic fixed in 398a1e7

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Message-Id: <1452023119-25647-176-git-send-email-kamal@canonical.com>
Date:	Tue,  5 Jan 2016 11:44:43 -0800
From:	Kamal Mostafa <kamal@...onical.com>
To:	linux-kernel@...r.kernel.org, stable@...r.kernel.org,
	kernel-team@...ts.ubuntu.com
Cc:	Jarkko Sakkinen <jarkko.sakkinen@...ux.intel.com>,
	Kamal Mostafa <kamal@...onical.com>
Subject: [PATCH 4.2.y-ckt 175/211] TPM: revert the list handling logic fixed in 398a1e7

4.2.8-ckt1 -stable review patch.  If anyone has any objections, please let me know.

------------------

From: Jarkko Sakkinen <jarkko.sakkinen@...ux.intel.com>

commit b1a4144a695ff4a6834a2680600f36f991fa4926 upstream.

Mimi reported that afb5abc reverts the fix in 398a1e7. This patch
reverts it back.

Fixes: afb5abc262e9 ("tpm: two-phase chip management functions")
Reported-by: Mimi Zohar <zohar@...ux.vnet.ibm.com>
Signed-off-by: Jarkko Sakkinen <jarkko.sakkinen@...ux.intel.com>
Acked-by: Peter Huewe <PeterHuewe@....de>
Signed-off-by: Kamal Mostafa <kamal@...onical.com>
---
 drivers/char/tpm/tpm-chip.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/char/tpm/tpm-chip.c b/drivers/char/tpm/tpm-chip.c
index 1082d4b..0f8623d 100644
--- a/drivers/char/tpm/tpm-chip.c
+++ b/drivers/char/tpm/tpm-chip.c
@@ -231,7 +231,7 @@ int tpm_chip_register(struct tpm_chip *chip)
 
 	/* Make the 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);
 
 	chip->flags |= TPM_CHIP_FLAG_REGISTERED;
-- 
1.9.1

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