This is a note to let you know that I've just added the patch titled
powerpc/vio: use strcpy in modalias_show
to the 3.4-stable tree which can be found at:
http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary
The filename of the patch is:
powerpc-vio-use-strcpy-in-modalias_show.patch
and it can be found in the queue-3.4 subdirectory.
If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@xxxxxxxxxxxxxxx> know about it.
>From 411cabf79e684171669ad29a0628c400b4431e95 Mon Sep 17 00:00:00 2001
From: Prarit Bhargava <prarit@xxxxxxxxxx>
Date: Thu, 17 Oct 2013 08:00:11 -0400
Subject: powerpc/vio: use strcpy in modalias_show
From: Prarit Bhargava <prarit@xxxxxxxxxx>
commit 411cabf79e684171669ad29a0628c400b4431e95 upstream.
Commit e82b89a6f19bae73fb064d1b3dd91fcefbb478f4 used strcat instead of
strcpy which can result in an overflow of newlines on the buffer.
Signed-off-by: Prarit Bhargava
Cc: benh@xxxxxxxxxxxxxxxxxxx
Cc: ben@xxxxxxxxxxxxxxx
Signed-off-by: Benjamin Herrenschmidt <benh@xxxxxxxxxxxxxxxxxxx>
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
---
arch/powerpc/kernel/vio.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
--- a/arch/powerpc/kernel/vio.c
+++ b/arch/powerpc/kernel/vio.c
@@ -1342,12 +1342,12 @@ static ssize_t modalias_show(struct devi
dn = dev->of_node;
if (!dn) {
- strcat(buf, "\n");
+ strcpy(buf, "\n");
return strlen(buf);
}
cp = of_get_property(dn, "compatible", NULL);
if (!cp) {
- strcat(buf, "\n");
+ strcpy(buf, "\n");
return strlen(buf);
}
Patches currently in stable-queue which might be from prarit@xxxxxxxxxx are
queue-3.4/powerpc-vio-use-strcpy-in-modalias_show.patch
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