linux-kernel - [PATCH 3.16 023/158] tpm: Properly clean sysfs entries in error path

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Date:	Mon, 15 Sep 2014 12:24:22 -0700
From:	Greg Kroah-Hartman <gregkh@...uxfoundation.org>
To:	linux-kernel@...r.kernel.org
Cc:	Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
	stable@...r.kernel.org,
	Dmitry Kasatkin <dmitry.kasatkin@...il.com>,
	Stefan Berger <stefanb@...ux.vnet.ibm.com>,
	Jason Gunthorpe <jgunthorpe@...idianresearch.com>,
	Peter Huewe <peterhuewe@....de>
Subject: [PATCH 3.16 023/158] tpm: Properly clean sysfs entries in error path

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

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

From: Stefan Berger <stefanb@...ux.vnet.ibm.com>

commit b49e1043c48dac23f64fba684d31c4a96c1ffaa0 upstream.

Properly clean the sysfs entries in the error path

Reported-by: Dmitry Kasatkin <dmitry.kasatkin@...il.com>
Signed-off-by: Stefan Berger <stefanb@...ux.vnet.ibm.com>
Reviewed-by: Jason Gunthorpe <jgunthorpe@...idianresearch.com>
Signed-off-by: Peter Huewe <peterhuewe@....de>
Signed-off-by: Greg Kroah-Hartman <gregkh@...uxfoundation.org>

---
 drivers/char/tpm/tpm-interface.c |    4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

--- a/drivers/char/tpm/tpm-interface.c
+++ b/drivers/char/tpm/tpm-interface.c
@@ -1116,7 +1116,7 @@ struct tpm_chip *tpm_register_hardware(s
 		goto del_misc;
 
 	if (tpm_add_ppi(&dev->kobj))
-		goto del_misc;
+		goto del_sysfs;
 
 	chip->bios_dir = tpm_bios_log_setup(chip->devname);
 
@@ -1127,6 +1127,8 @@ struct tpm_chip *tpm_register_hardware(s
 
 	return chip;
 
+del_sysfs:
+	tpm_sysfs_del_device(chip);
 del_misc:
 	tpm_dev_del_device(chip);
 put_device:


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