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From:   Greg Kroah-Hartman <gregkh@linuxfoundation.org>
To:     linux-kernel@vger.kernel.org
Cc:     Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
        stable@vger.kernel.org,
        Yoshinori Sato <ysato@users.sourceforge.jp>,
        Rich Felker <dalias@libc.org>,
        Paul Mundt <lethal@linux-sh.org>, linux-sh@vger.kernel.org,
        "Eric W. Biederman" <ebiederm@xmission.com>
Subject: [PATCH 4.15 167/202] signal/sh: Ensure si_signo is initialized in do_divide_error
Date:   Thu, 15 Feb 2018 16:17:47 +0100
Message-Id: <20180215151721.613983854@linuxfoundation.org>
In-Reply-To: <20180215151712.768794354@linuxfoundation.org>
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4.15-stable review patch.  If anyone has any objections, please let me know.

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

From: Eric W. Biederman <ebiederm@xmission.com>

commit 0e88bb002a9b2ee8cc3cc9478ce2dc126f849696 upstream.

Set si_signo.

Cc: Yoshinori Sato <ysato@users.sourceforge.jp>
Cc: Rich Felker <dalias@libc.org>
Cc: Paul Mundt <lethal@linux-sh.org>
Cc: linux-sh@vger.kernel.org
Fixes: 0983b31849bb ("sh: Wire up division and address error exceptions on SH-2A.")
Signed-off-by: "Eric W. Biederman" <ebiederm@xmission.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

---
 arch/sh/kernel/traps_32.c |    3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

--- a/arch/sh/kernel/traps_32.c
+++ b/arch/sh/kernel/traps_32.c
@@ -609,7 +609,8 @@ asmlinkage void do_divide_error(unsigned
 		break;
 	}
 
-	force_sig_info(SIGFPE, &info, current);
+	info.si_signo = SIGFPE;
+	force_sig_info(info.si_signo, &info, current);
 }
 #endif