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From: Jarkko Sakkinen <jarkko.sakkinen@linux.intel.com>
To: tpmdd-devel@lists.sourceforge.net
Cc: linux-security-module@vger.kernel.org,
	Jarkko Sakkinen <jarkko.sakkinen@linux.intel.com>,
	Peter Huewe <peterhuewe@gmx.de>,
	Marcel Selhorst <tpmdd@selhorst.net>,
	Jason Gunthorpe <jgunthorpe@obsidianresearch.com>,
	linux-kernel@vger.kernel.org (open list)
Subject: [PATCH] tpm: fix a sparse error in tpm-interface.c
Date: Tue, 31 Jan 2017 20:07:42 +0200	[thread overview]
Message-ID: <20170131180742.28460-1-jarkko.sakkinen@linux.intel.com> (raw)

drivers/char/tpm//tpm-interface.c:492:42: warning: bad assignment (-=)
to restricted __be32

Fixes: 0883743825e3 ("TPM: sysfs functions consolidation")
Signed-off-by: Jarkko Sakkinen <jarkko.sakkinen@linux.intel.com>
---
 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 423938e..746bc54 100644
--- a/drivers/char/tpm/tpm-interface.c
+++ b/drivers/char/tpm/tpm-interface.c
@@ -489,7 +489,7 @@ ssize_t tpm_getcap(struct tpm_chip *chip, u32 subcap_id, cap_t *cap,
 		tpm_cmd.params.getcap_in.cap = cpu_to_be32(subcap_id);
 		/*subcap field not necessary */
 		tpm_cmd.params.getcap_in.subcap_size = cpu_to_be32(0);
-		tpm_cmd.header.in.length -= cpu_to_be32(sizeof(__be32));
+		tpm_cmd.header.in.length = cpu_to_be32(18);
 	} else {
 		if (subcap_id == TPM_CAP_FLAG_PERM ||
 		    subcap_id == TPM_CAP_FLAG_VOL)
-- 
2.9.3

WARNING: multiple messages have this Message-ID (diff)
From: Jarkko Sakkinen <jarkko.sakkinen-VuQAYsv1563Yd54FQh9/CA@public.gmane.org>
To: tpmdd-devel-5NWGOfrQmneRv+LV9MX5uipxlwaOVQ5f@public.gmane.org
Cc: open list <linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org>,
	linux-security-module-u79uwXL29TY76Z2rM5mHXA@public.gmane.org
Subject: [PATCH] tpm: fix a sparse error in tpm-interface.c
Date: Tue, 31 Jan 2017 20:07:42 +0200	[thread overview]
Message-ID: <20170131180742.28460-1-jarkko.sakkinen@linux.intel.com> (raw)

drivers/char/tpm//tpm-interface.c:492:42: warning: bad assignment (-=)
to restricted __be32

Fixes: 0883743825e3 ("TPM: sysfs functions consolidation")
Signed-off-by: Jarkko Sakkinen <jarkko.sakkinen-VuQAYsv1563Yd54FQh9/CA@public.gmane.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 423938e..746bc54 100644
--- a/drivers/char/tpm/tpm-interface.c
+++ b/drivers/char/tpm/tpm-interface.c
@@ -489,7 +489,7 @@ ssize_t tpm_getcap(struct tpm_chip *chip, u32 subcap_id, cap_t *cap,
 		tpm_cmd.params.getcap_in.cap = cpu_to_be32(subcap_id);
 		/*subcap field not necessary */
 		tpm_cmd.params.getcap_in.subcap_size = cpu_to_be32(0);
-		tpm_cmd.header.in.length -= cpu_to_be32(sizeof(__be32));
+		tpm_cmd.header.in.length = cpu_to_be32(18);
 	} else {
 		if (subcap_id == TPM_CAP_FLAG_PERM ||
 		    subcap_id == TPM_CAP_FLAG_VOL)
-- 
2.9.3


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             reply	other threads:[~2017-01-31 18:08 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2017-01-31 18:07 Jarkko Sakkinen [this message]
2017-01-31 18:07 ` [PATCH] tpm: fix a sparse error in tpm-interface.c Jarkko Sakkinen
2017-01-31 19:10 ` [tpmdd-devel] " James Bottomley
2017-01-31 19:10   ` James Bottomley
2017-01-31 20:52   ` [tpmdd-devel] " Jarkko Sakkinen
2017-01-31 20:52     ` Jarkko Sakkinen

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