diff options
Diffstat (limited to 'net/ieee80211/softmac/ieee80211softmac_auth.c')
| -rw-r--r-- | net/ieee80211/softmac/ieee80211softmac_auth.c | 24 |
1 files changed, 15 insertions, 9 deletions
diff --git a/net/ieee80211/softmac/ieee80211softmac_auth.c b/net/ieee80211/softmac/ieee80211softmac_auth.c index 4cef39e171d..0612015f1c7 100644 --- a/net/ieee80211/softmac/ieee80211softmac_auth.c +++ b/net/ieee80211/softmac/ieee80211softmac_auth.c @@ -158,7 +158,7 @@ ieee80211softmac_auth_resp(struct net_device *dev, struct ieee80211_auth *auth) /* Make sure that we've got an auth queue item for this request */ if(aq == NULL) { - printkl(KERN_DEBUG PFX "Authentication response received from "MAC_FMT" but no queue item exists.\n", MAC_ARG(auth->header.addr2)); + dprintkl(KERN_DEBUG PFX "Authentication response received from "MAC_FMT" but no queue item exists.\n", MAC_ARG(auth->header.addr2)); /* Error #? */ return -1; } @@ -166,7 +166,7 @@ ieee80211softmac_auth_resp(struct net_device *dev, struct ieee80211_auth *auth) /* Check for out of order authentication */ if(!net->authenticating) { - printkl(KERN_DEBUG PFX "Authentication response received from "MAC_FMT" but did not request authentication.\n",MAC_ARG(auth->header.addr2)); + dprintkl(KERN_DEBUG PFX "Authentication response received from "MAC_FMT" but did not request authentication.\n",MAC_ARG(auth->header.addr2)); return -1; } @@ -216,10 +216,16 @@ ieee80211softmac_auth_resp(struct net_device *dev, struct ieee80211_auth *auth) net->challenge_len = *data++; if (net->challenge_len > WLAN_AUTH_CHALLENGE_LEN) net->challenge_len = WLAN_AUTH_CHALLENGE_LEN; - if (net->challenge != NULL) - kfree(net->challenge); - net->challenge = kmalloc(net->challenge_len, GFP_ATOMIC); - memcpy(net->challenge, data, net->challenge_len); + kfree(net->challenge); + net->challenge = kmemdup(data, net->challenge_len, + GFP_ATOMIC); + if (net->challenge == NULL) { + printkl(KERN_NOTICE PFX "Shared Key " + "Authentication failed due to " + "memory shortage.\n"); + spin_unlock_irqrestore(&mac->lock, flags); + break; + } aq->state = IEEE80211SOFTMAC_AUTH_SHARED_RESPONSE; /* We reuse the work struct from the auth request here. @@ -342,7 +348,7 @@ ieee80211softmac_deauth_req(struct ieee80211softmac_device *mac, /* Make sure the network is authenticated */ if (!net->authenticated) { - printkl(KERN_DEBUG PFX "Can't send deauthentication packet, network is not authenticated.\n"); + dprintkl(KERN_DEBUG PFX "Can't send deauthentication packet, network is not authenticated.\n"); /* Error okay? */ return -EPERM; } @@ -376,7 +382,7 @@ ieee80211softmac_deauth_resp(struct net_device *dev, struct ieee80211_deauth *de net = ieee80211softmac_get_network_by_bssid(mac, deauth->header.addr2); if (net == NULL) { - printkl(KERN_DEBUG PFX "Received deauthentication packet from "MAC_FMT", but that network is unknown.\n", + dprintkl(KERN_DEBUG PFX "Received deauthentication packet from "MAC_FMT", but that network is unknown.\n", MAC_ARG(deauth->header.addr2)); return 0; } @@ -384,7 +390,7 @@ ieee80211softmac_deauth_resp(struct net_device *dev, struct ieee80211_deauth *de /* Make sure the network is authenticated */ if(!net->authenticated) { - printkl(KERN_DEBUG PFX "Can't perform deauthentication, network is not authenticated.\n"); + dprintkl(KERN_DEBUG PFX "Can't perform deauthentication, network is not authenticated.\n"); /* Error okay? */ return -EPERM; } |