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Subject[PATCH 10/12] wireless: check given MAC address, if invalid return -EADDRNOTAVAIL
Date
Check if given address is valid in .ndo_set_mac_address, if
invalid return -EADDRNOTAVAIL as eth_mac_addr() already does
if is_valid_ether_addr() fails.

Signed-off-by: Danny Kukawka <danny.kukawka@bisect.de>
---
drivers/net/wireless/airo.c | 3 +++
drivers/net/wireless/atmel.c | 3 +++
.../net/wireless/brcm80211/brcmfmac/dhd_linux.c | 5 ++++-
drivers/net/wireless/hostap/hostap_main.c | 3 +++
drivers/net/wireless/libertas/main.c | 3 +++
drivers/net/wireless/mwifiex/main.c | 3 +++
drivers/net/wireless/zd1201.c | 2 ++
7 files changed, 21 insertions(+), 1 deletions(-)

diff --git a/drivers/net/wireless/airo.c b/drivers/net/wireless/airo.c
index 1c008c6..a205332 100644
--- a/drivers/net/wireless/airo.c
+++ b/drivers/net/wireless/airo.c
@@ -2320,6 +2320,9 @@ static int airo_set_mac_address(struct net_device *dev, void *p)
struct airo_info *ai = dev->ml_priv;
struct sockaddr *addr = p;

+ if (!is_valid_ether_addr(addr->sa_data))
+ return -EADDRNOTAVAIL;
+
readConfigRid(ai, 1);
memcpy (ai->config.macAddr, addr->sa_data, dev->addr_len);
set_bit (FLAG_COMMIT, &ai->flags);
diff --git a/drivers/net/wireless/atmel.c b/drivers/net/wireless/atmel.c
index 3010cee..1abeb0e 100644
--- a/drivers/net/wireless/atmel.c
+++ b/drivers/net/wireless/atmel.c
@@ -1309,6 +1309,9 @@ static int atmel_set_mac_address(struct net_device *dev, void *p)
{
struct sockaddr *addr = p;

+ if (!is_valid_ether_addr(addr->sa_data))
+ return -EADDRNOTAVAIL;
+
memcpy (dev->dev_addr, addr->sa_data, dev->addr_len);
return atmel_open(dev);
}
diff --git a/drivers/net/wireless/brcm80211/brcmfmac/dhd_linux.c b/drivers/net/wireless/brcm80211/brcmfmac/dhd_linux.c
index db2df1f..d192758 100644
--- a/drivers/net/wireless/brcm80211/brcmfmac/dhd_linux.c
+++ b/drivers/net/wireless/brcm80211/brcmfmac/dhd_linux.c
@@ -257,7 +257,10 @@ static int brcmf_netdev_set_mac_address(struct net_device *ndev, void *addr)
{
struct brcmf_if *ifp = netdev_priv(ndev);
struct brcmf_pub *drvr = ifp->drvr;
- struct sockaddr *sa = (struct sockaddr *)addr;
+ struct sockaddr *sa = addr;
+
+ if (!is_valid_ether_addr(sa->sa_data))
+ return -EADDRNOTAVAIL;

memcpy(&drvr->macvalue, sa->sa_data, ETH_ALEN);
schedule_work(&drvr->setmacaddr_work);
diff --git a/drivers/net/wireless/hostap/hostap_main.c b/drivers/net/wireless/hostap/hostap_main.c
index bfa0d54..0c475d3 100644
--- a/drivers/net/wireless/hostap/hostap_main.c
+++ b/drivers/net/wireless/hostap/hostap_main.c
@@ -713,6 +713,9 @@ static int prism2_set_mac_address(struct net_device *dev, void *p)
iface = netdev_priv(dev);
local = iface->local;

+ if (!is_valid_ether_addr(addr->sa_data))
+ return -EADDRNOTAVAIL;
+
if (local->func->set_rid(dev, HFA384X_RID_CNFOWNMACADDR, addr->sa_data,
ETH_ALEN) < 0 || local->func->reset_port(dev))
return -EINVAL;
diff --git a/drivers/net/wireless/libertas/main.c b/drivers/net/wireless/libertas/main.c
index 957681d..33bf268 100644
--- a/drivers/net/wireless/libertas/main.c
+++ b/drivers/net/wireless/libertas/main.c
@@ -297,6 +297,9 @@ int lbs_set_mac_address(struct net_device *dev, void *addr)

lbs_deb_enter(LBS_DEB_NET);

+ if (!is_valid_ether_addr(phwaddr->sa_data))
+ return -EADDRNOTAVAIL;
+
/*
* Can only set MAC address when all interfaces are down, to be written
* to the hardware when one of them is brought up.
diff --git a/drivers/net/wireless/mwifiex/main.c b/drivers/net/wireless/mwifiex/main.c
index 790a379..7b43109 100644
--- a/drivers/net/wireless/mwifiex/main.c
+++ b/drivers/net/wireless/mwifiex/main.c
@@ -485,6 +485,9 @@ mwifiex_set_mac_address(struct net_device *dev, void *addr)
struct sockaddr *hw_addr = addr;
int ret;

+ if (!is_valid_ether_addr(hw_addr->sa_data))
+ return -EADDRNOTAVAIL;
+
memcpy(priv->curr_addr, hw_addr->sa_data, ETH_ALEN);

/* Send request to firmware */
diff --git a/drivers/net/wireless/zd1201.c b/drivers/net/wireless/zd1201.c
index a66b93b..60bc0ea 100644
--- a/drivers/net/wireless/zd1201.c
+++ b/drivers/net/wireless/zd1201.c
@@ -853,6 +853,8 @@ static int zd1201_set_mac_address(struct net_device *dev, void *p)

if (!zd)
return -ENODEV;
+ if (!is_valid_ether_addr(addr->sa_data))
+ return -EADDRNOTAVAIL;

err = zd1201_setconfig(zd, ZD1201_RID_CNFOWNMACADDR,
addr->sa_data, dev->addr_len, 1);
--
1.7.8.3


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