From: "Larry H." <research@subreption.com>
To: linux-kernel@vger.kernel.org
Cc: Linus Torvalds <torvalds@osdl.org>,
linux-mm@kvack.org, Ingo Molnar <mingo@redhat.com>,
pageexec@freemail.hu, linux-wireless@vger.kernel.org
Subject: [patch 2/5] Apply the PG_sensitive flag to mac80211 WEP key handling
Date: Wed, 20 May 2009 11:47:13 -0700 [thread overview]
Message-ID: <20090520184713.GB10756@oblivion.subreption.com> (raw)
This patch deploys the use of the PG_sensitive page allocator flag
within the mac80211 driver, more specifically the handling of WEP
RC4 keys during encryption and decryption.
Signed-off-by: Larry H. <research@subreption.com>
---
net/mac80211/wep.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
Index: linux-2.6/net/mac80211/wep.c
===================================================================
--- linux-2.6.orig/net/mac80211/wep.c
+++ linux-2.6/net/mac80211/wep.c
@@ -155,7 +155,7 @@ int ieee80211_wep_encrypt(struct ieee802
return -1;
klen = 3 + key->conf.keylen;
- rc4key = kmalloc(klen, GFP_ATOMIC);
+ rc4key = kmalloc(klen, GFP_ATOMIC | GFP_SENSITIVE);
if (!rc4key)
return -1;
@@ -243,7 +243,7 @@ int ieee80211_wep_decrypt(struct ieee802
klen = 3 + key->conf.keylen;
- rc4key = kmalloc(klen, GFP_ATOMIC);
+ rc4key = kmalloc(klen, GFP_ATOMIC | GFP_SENSITIVE);
if (!rc4key)
return -1;
--
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next reply other threads:[~2009-05-20 18:46 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-05-20 18:47 Larry H. [this message]
2009-05-21 4:52 ` Kalle Valo
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