From: Kees Cook <keescook@chromium.org>
To: linux-kernel@vger.kernel.org
Cc: "David S. Miller" <davem@davemloft.net>, sparclinux@vger.kernel.org
Subject: [PATCH] sparc: use %s for unaligned panic
Date: Tue, 11 Mar 2014 13:24:46 -0700 [thread overview]
Message-ID: <20140311202446.GA24531@www.outflux.net> (raw)
Since unaligned_panic() takes a literal string, make sure it can never
accidentally be used as a format string.
Signed-off-by: Kees Cook <keescook@chromium.org>
---
arch/sparc/kernel/unaligned_32.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/arch/sparc/kernel/unaligned_32.c b/arch/sparc/kernel/unaligned_32.c
index c0ec89786193..892e399414e0 100644
--- a/arch/sparc/kernel/unaligned_32.c
+++ b/arch/sparc/kernel/unaligned_32.c
@@ -162,7 +162,7 @@ unsigned long safe_compute_effective_address(struct pt_regs *regs,
/* This is just to make gcc think panic does return... */
static void unaligned_panic(char *str)
{
- panic(str);
+ panic("%s", str);
}
/* una_asm.S */
--
1.7.9.5
--
Kees Cook
Chrome OS Security
next reply other threads:[~2014-03-11 20:24 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-03-11 20:24 Kees Cook [this message]
2014-03-15 8:07 ` Sam Ravnborg
2014-03-17 19:51 ` David Miller
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