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Date: Mon, 13 Dec 2010 00:48:25 +0100 (CET)
From: Andi Kleen <andi@...stfloor.org>
To: torvalds@...ux-foundation.org, davem@...emloft.net, gregkh@...e.de,
ak@...ux.intel.com, linux-kernel@...r.kernel.org, stable@...nel.org
Subject: [PATCH] [199/223] net: Truncate recvfrom and sendto length to INT_MAX.
2.6.35-longterm review patch. If anyone has any objections, please let me know.
------------------
From: Linus Torvalds <torvalds@...ux-foundation.org>
commit 253eacc070b114c2ec1f81b067d2fed7305467b0 upstream.
Signed-off-by: Linus Torvalds <torvalds@...ux-foundation.org>
Signed-off-by: David S. Miller <davem@...emloft.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@...e.de>
Signed-off-by: Andi Kleen <ak@...ux.intel.com>
---
net/socket.c | 4 ++++
1 file changed, 4 insertions(+)
Index: linux/net/socket.c
===================================================================
--- linux.orig/net/socket.c
+++ linux/net/socket.c
@@ -1652,6 +1652,8 @@ SYSCALL_DEFINE6(sendto, int, fd, void __
struct iovec iov;
int fput_needed;
+ if (len > INT_MAX)
+ len = INT_MAX;
sock = sockfd_lookup_light(fd, &err, &fput_needed);
if (!sock)
goto out;
@@ -1709,6 +1711,8 @@ SYSCALL_DEFINE6(recvfrom, int, fd, void
int err, err2;
int fput_needed;
+ if (size > INT_MAX)
+ size = INT_MAX;
sock = sockfd_lookup_light(fd, &err, &fput_needed);
if (!sock)
goto out;
--
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