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From: Dave Hansen <dave.hansen@linux.intel.com>
To: linux-kernel@vger.kernel.org
Cc: x86@kernel.org, Dave Hansen <dave.hansen@linux.intel.com>
Subject: [PATCH 3/4] selftests, x86, protection_keys: fix uninitialized variable warning
Date: Thu, 02 Feb 2017 15:28:46 -0800	[thread overview]
Message-ID: <20170202232846.F5CC1F50@viggo.jf.intel.com> (raw)
In-Reply-To: <20170202232842.C3C30DB2@viggo.jf.intel.com>


From: Dave Hansen <dave.hansen@linux.intel.com>

'orig_pkru' might have been uninitialized here.  Fix it.

Signed-off-by: Dave Hansen <dave.hansen@linux.intel.com>
---

 b/tools/testing/selftests/x86/protection_keys.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff -puN tools/testing/selftests/x86/protection_keys.c~pkeys-selftests-cleanrup-4-10-ish tools/testing/selftests/x86/protection_keys.c
--- a/tools/testing/selftests/x86/protection_keys.c~pkeys-selftests-cleanrup-4-10-ish	2017-02-02 15:27:13.758149477 -0800
+++ b/tools/testing/selftests/x86/protection_keys.c	2017-02-02 15:27:13.762149656 -0800
@@ -462,7 +462,7 @@ void pkey_disable_set(int pkey, int flag
 	unsigned long syscall_flags = 0;
 	int ret;
 	int pkey_rights;
-	u32 orig_pkru;
+	u32 orig_pkru = rdpkru();
 
 	dprintf1("START->%s(%d, 0x%x)\n", __func__,
 		pkey, flags);
_

  parent reply	other threads:[~2017-02-02 23:28 UTC|newest]

Thread overview: 10+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2017-02-02 23:28 [PATCH 0/4] selftests, x86: updates for x86 protection keys self tests Dave Hansen
2017-02-02 23:28 ` [PATCH 1/4] selftests, x86, protection_keys: fix unused variable compile warnings Dave Hansen
2017-02-02 23:36   ` Shuah Khan
2017-02-02 23:45     ` Dave Hansen
2017-02-02 23:49       ` Shuah Khan
2017-02-03  6:43         ` Ingo Molnar
2017-02-02 23:28 ` [PATCH 2/4] selftests, x86, protection_keys: remove dead code Dave Hansen
2017-02-02 23:36   ` Shuah Khan
2017-02-02 23:28 ` Dave Hansen [this message]
2017-02-02 23:28 ` [PATCH 4/4] selftests, x86, protection_keys: fix wrong offset in siginfo Dave Hansen

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