wl12xx: Stop using NLA_PUT*().
authorDavid S. Miller <davem@davemloft.net>
Mon, 2 Apr 2012 01:03:44 +0000 (21:03 -0400)
committerDavid S. Miller <davem@davemloft.net>
Mon, 2 Apr 2012 08:33:45 +0000 (04:33 -0400)
These macros contain a hidden goto, and are thus extremely error
prone and make code hard to audit.

Signed-off-by: David S. Miller <davem@davemloft.net>
drivers/net/wireless/wl12xx/testmode.c

index 1e93bb9c0246cfa02e44f6160851909b422b14ec..b41428f5b3b254ff32125bac149130f252731a69 100644 (file)
@@ -116,7 +116,8 @@ static int wl1271_tm_cmd_test(struct wl1271 *wl, struct nlattr *tb[])
                        goto out_sleep;
                }
 
-               NLA_PUT(skb, WL1271_TM_ATTR_DATA, buf_len, buf);
+               if (nla_put(skb, WL1271_TM_ATTR_DATA, buf_len, buf))
+                       goto nla_put_failure;
                ret = cfg80211_testmode_reply(skb);
                if (ret < 0)
                        goto out_sleep;
@@ -178,7 +179,8 @@ static int wl1271_tm_cmd_interrogate(struct wl1271 *wl, struct nlattr *tb[])
                goto out_free;
        }
 
-       NLA_PUT(skb, WL1271_TM_ATTR_DATA, sizeof(*cmd), cmd);
+       if (nla_put(skb, WL1271_TM_ATTR_DATA, sizeof(*cmd), cmd))
+               goto nla_put_failure;
        ret = cfg80211_testmode_reply(skb);
        if (ret < 0)
                goto out_free;
@@ -297,7 +299,8 @@ static int wl12xx_tm_cmd_get_mac(struct wl1271 *wl, struct nlattr *tb[])
                goto out;
        }
 
-       NLA_PUT(skb, WL1271_TM_ATTR_DATA, ETH_ALEN, mac_addr);
+       if (nla_put(skb, WL1271_TM_ATTR_DATA, ETH_ALEN, mac_addr))
+               goto nla_put_failure;
        ret = cfg80211_testmode_reply(skb);
        if (ret < 0)
                goto out;