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authorDavid Woodhouse <dwmw2@infradead.org>2007-12-15 03:46:44 -0500
committerDavid S. Miller <davem@davemloft.net>2008-01-28 15:07:37 -0800
commit9fae899c2b5dc224042da63b14118abdb22ae9b6 (patch)
tree861ff7fc3577fe495d7a267578d977533a454c2e /drivers/net/wireless
parent3399ea5f239d49522212db179bca4de9e84b09df (diff)
libertas: ensure response buffer size is always set for lbs_cmd_with_response
Signed-off-by: David Woodhouse <dwmw2@infradead.org> Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'drivers/net/wireless')
-rw-r--r--drivers/net/wireless/libertas/cmd.c4
-rw-r--r--drivers/net/wireless/libertas/cmd.h4
-rw-r--r--drivers/net/wireless/libertas/if_usb.c1
3 files changed, 8 insertions, 1 deletions
diff --git a/drivers/net/wireless/libertas/cmd.c b/drivers/net/wireless/libertas/cmd.c
index 3079b3f2476..c3d7f60f93f 100644
--- a/drivers/net/wireless/libertas/cmd.c
+++ b/drivers/net/wireless/libertas/cmd.c
@@ -115,6 +115,7 @@ int lbs_host_sleep_cfg(struct lbs_private *priv, uint32_t criteria)
struct cmd_ds_host_sleep cmd_config;
int ret;
+ cmd_config.hdr.size = cpu_to_le16(sizeof(cmd_config));
cmd_config.criteria = cpu_to_le32(criteria);
cmd_config.gpio = priv->wol_gpio;
cmd_config.gap = priv->wol_gap;
@@ -1101,7 +1102,7 @@ int lbs_mesh_access(struct lbs_private *priv, uint16_t cmd_action,
lbs_deb_enter_args(LBS_DEB_CMD, "action %d", cmd_action);
cmd->hdr.command = cpu_to_le16(CMD_MESH_ACCESS);
- cmd->hdr.size = cpu_to_le16(sizeof(struct cmd_ds_mesh_access) + S_DS_GEN);
+ cmd->hdr.size = cpu_to_le16(sizeof(*cmd));
cmd->hdr.result = 0;
cmd->action = cpu_to_le16(cmd_action);
@@ -1121,6 +1122,7 @@ int lbs_mesh_config(struct lbs_private *priv, uint16_t enable, uint16_t chan)
cmd.action = cpu_to_le16(enable);
cmd.channel = cpu_to_le16(chan);
cmd.type = cpu_to_le16(priv->mesh_tlv);
+ cmd.hdr.size = cpu_to_le16(sizeof(cmd));
if (enable) {
cmd.length = cpu_to_le16(priv->mesh_ssid_len);
diff --git a/drivers/net/wireless/libertas/cmd.h b/drivers/net/wireless/libertas/cmd.h
index 2f4c1ec5039..e334f0e623a 100644
--- a/drivers/net/wireless/libertas/cmd.h
+++ b/drivers/net/wireless/libertas/cmd.h
@@ -9,6 +9,10 @@
#define lbs_cmd(priv, cmdnr, cmd, cb, cb_arg) \
__lbs_cmd(priv, cmdnr, &(cmd)->hdr, sizeof(*(cmd)), cb, cb_arg)
+
+/* lbs_cmd_with_response() infers the size of the command to be _sent_
+ and requires that the caller sets cmd->size to the (LE) size of
+ the _response_ buffer. */
#define lbs_cmd_with_response(priv, cmdnr, cmd) \
lbs_cmd(priv, cmdnr, cmd, lbs_cmd_copyback, (unsigned long) (cmd))
diff --git a/drivers/net/wireless/libertas/if_usb.c b/drivers/net/wireless/libertas/if_usb.c
index cf882517cea..8bc23b3ae64 100644
--- a/drivers/net/wireless/libertas/if_usb.c
+++ b/drivers/net/wireless/libertas/if_usb.c
@@ -106,6 +106,7 @@ static void if_usb_set_boot2_ver(struct lbs_private *priv)
{
struct cmd_ds_set_boot2_ver b2_cmd;
+ b2_cmd.hdr.size = cpu_to_le16(sizeof(b2_cmd));
b2_cmd.action = 0;
b2_cmd.version = priv->boot2_version;