From: Holger Schurig <hs4233@mail.mn-solutions.de>
To: libertas-dev@lists.infradead.org
Cc: Dan Williams <dcbw@redhat.com>,
linux-wireless@vger.kernel.org,
"John W. Linville" <linville@tuxdriver.com>
Subject: [PATCH] libertas: un-garbage various command structs
Date: Wed, 9 Apr 2008 10:23:31 +0200 [thread overview]
Message-ID: <200804091023.31707.hs4233@mail.mn-solutions.de> (raw)
Some command structs contain reserved or unused fields, which the driver
send uninitialized down to the card.
Signed-off-by: Holger Schurig <hs4233@mail.mn-solutions.de>
Index: wireless-testing/drivers/net/wireless/libertas/cmd.c
===================================================================
--- wireless-testing.orig/drivers/net/wireless/libertas/cmd.c 2008-04-08 18:45:29.000000000 +0200
+++ wireless-testing/drivers/net/wireless/libertas/cmd.c 2008-04-08 20:05:11.000000000 +0200
@@ -296,6 +296,7 @@ int lbs_cmd_802_11_set_wep(struct lbs_pr
lbs_deb_enter(LBS_DEB_CMD);
+ memset(&cmd, 0, sizeof(cmd));
cmd.hdr.command = cpu_to_le16(CMD_802_11_SET_WEP);
cmd.hdr.size = cpu_to_le16(sizeof(cmd));
@@ -359,7 +360,9 @@ int lbs_cmd_802_11_enable_rsn(struct lbs
cmd.hdr.size = cpu_to_le16(sizeof(cmd));
cmd.action = cpu_to_le16(cmd_action);
- if (cmd_action == CMD_ACT_SET) {
+ if (cmd_action == CMD_ACT_GET)
+ cmd.enable = 0;
+ else {
if (*enable)
cmd.enable = cpu_to_le16(CMD_ENABLE_RSN);
else
@@ -811,6 +814,7 @@ int lbs_get_channel(struct lbs_private *
lbs_deb_enter(LBS_DEB_CMD);
+ memset(&cmd, 0, sizeof(cmd));
cmd.hdr.size = cpu_to_le16(sizeof(cmd));
cmd.action = cpu_to_le16(CMD_OPT_802_11_RF_CHANNEL_GET);
@@ -858,6 +862,7 @@ int lbs_set_channel(struct lbs_private *
lbs_deb_enter(LBS_DEB_CMD);
+ memset(&cmd, 0, sizeof(cmd));
cmd.hdr.size = cpu_to_le16(sizeof(cmd));
cmd.action = cpu_to_le16(CMD_OPT_802_11_RF_CHANNEL_SET);
cmd.channel = cpu_to_le16(channel);
next reply other threads:[~2008-04-09 8:26 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-04-09 8:23 Holger Schurig [this message]
2008-04-09 16:13 ` [PATCH] libertas: un-garbage various command structs Dan Williams
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