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authorJohannes Berg <johannes.berg@intel.com>2013-06-04 12:46:03 +0200
committerJohannes Berg <johannes.berg@intel.com>2013-06-04 12:47:08 +0200
commit9c90a9f64c21b0a3983655c9c08cf98489057a43 (patch)
treef880fb4dec18eb1b0d8f9c4b8ae827ee5a8cba04 /net/wireless
parentd6d23de2786edca61fb9813ff7cdc7d2543d08a7 (diff)
nl80211: remove bogus genlmsg_end() error checking
genlmsg_end() can't return an error since it returns the skb length so remove checks treating the return value as an error code. Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Diffstat (limited to 'net/wireless')
-rw-r--r--net/wireless/nl80211.c40
1 files changed, 7 insertions, 33 deletions
diff --git a/net/wireless/nl80211.c b/net/wireless/nl80211.c
index 7ee9af3283a8..ce949e38178c 100644
--- a/net/wireless/nl80211.c
+++ b/net/wireless/nl80211.c
@@ -9848,7 +9848,6 @@ static bool __nl80211_unexpected_frame(struct net_device *dev, u8 cmd,
struct cfg80211_registered_device *rdev = wiphy_to_dev(wdev->wiphy);
struct sk_buff *msg;
void *hdr;
- int err;
u32 nlportid = ACCESS_ONCE(wdev->ap_unexpected_nlportid);
if (!nlportid)
@@ -9869,12 +9868,7 @@ static bool __nl80211_unexpected_frame(struct net_device *dev, u8 cmd,
nla_put(msg, NL80211_ATTR_MAC, ETH_ALEN, addr))
goto nla_put_failure;
- err = genlmsg_end(msg, hdr);
- if (err < 0) {
- nlmsg_free(msg);
- return true;
- }
-
+ genlmsg_end(msg, hdr);
genlmsg_unicast(wiphy_net(&rdev->wiphy), msg, nlportid);
return true;
@@ -10317,10 +10311,7 @@ nl80211_radar_notify(struct cfg80211_registered_device *rdev,
if (nl80211_send_chandef(msg, chandef))
goto nla_put_failure;
- if (genlmsg_end(msg, hdr) < 0) {
- nlmsg_free(msg);
- return;
- }
+ genlmsg_end(msg, hdr);
genlmsg_multicast_netns(wiphy_net(&rdev->wiphy), msg, 0,
nl80211_mlme_mcgrp.id, gfp);
@@ -10386,7 +10377,6 @@ void cfg80211_probe_status(struct net_device *dev, const u8 *addr,
struct cfg80211_registered_device *rdev = wiphy_to_dev(wdev->wiphy);
struct sk_buff *msg;
void *hdr;
- int err;
trace_cfg80211_probe_status(dev, addr, cookie, acked);
@@ -10408,11 +10398,7 @@ void cfg80211_probe_status(struct net_device *dev, const u8 *addr,
(acked && nla_put_flag(msg, NL80211_ATTR_ACK)))
goto nla_put_failure;
- err = genlmsg_end(msg, hdr);
- if (err < 0) {
- nlmsg_free(msg);
- return;
- }
+ genlmsg_end(msg, hdr);
genlmsg_multicast_netns(wiphy_net(&rdev->wiphy), msg, 0,
nl80211_mlme_mcgrp.id, gfp);
@@ -10478,7 +10464,7 @@ void cfg80211_report_wowlan_wakeup(struct wireless_dev *wdev,
struct cfg80211_registered_device *rdev = wiphy_to_dev(wdev->wiphy);
struct sk_buff *msg;
void *hdr;
- int err, size = 200;
+ int size = 200;
trace_cfg80211_report_wowlan_wakeup(wdev->wiphy, wdev, wakeup);
@@ -10564,9 +10550,7 @@ void cfg80211_report_wowlan_wakeup(struct wireless_dev *wdev,
nla_nest_end(msg, reasons);
}
- err = genlmsg_end(msg, hdr);
- if (err < 0)
- goto free_msg;
+ genlmsg_end(msg, hdr);
genlmsg_multicast_netns(wiphy_net(&rdev->wiphy), msg, 0,
nl80211_mlme_mcgrp.id, gfp);
@@ -10586,7 +10570,6 @@ void cfg80211_tdls_oper_request(struct net_device *dev, const u8 *peer,
struct cfg80211_registered_device *rdev = wiphy_to_dev(wdev->wiphy);
struct sk_buff *msg;
void *hdr;
- int err;
trace_cfg80211_tdls_oper_request(wdev->wiphy, dev, peer, oper,
reason_code);
@@ -10609,11 +10592,7 @@ void cfg80211_tdls_oper_request(struct net_device *dev, const u8 *peer,
nla_put_u16(msg, NL80211_ATTR_REASON_CODE, reason_code)))
goto nla_put_failure;
- err = genlmsg_end(msg, hdr);
- if (err < 0) {
- nlmsg_free(msg);
- return;
- }
+ genlmsg_end(msg, hdr);
genlmsg_multicast_netns(wiphy_net(&rdev->wiphy), msg, 0,
nl80211_mlme_mcgrp.id, gfp);
@@ -10671,7 +10650,6 @@ void cfg80211_ft_event(struct net_device *netdev,
struct cfg80211_registered_device *rdev = wiphy_to_dev(wiphy);
struct sk_buff *msg;
void *hdr;
- int err;
trace_cfg80211_ft_event(wiphy, netdev, ft_event);
@@ -10697,11 +10675,7 @@ void cfg80211_ft_event(struct net_device *netdev,
nla_put(msg, NL80211_ATTR_IE_RIC, ft_event->ric_ies_len,
ft_event->ric_ies);
- err = genlmsg_end(msg, hdr);
- if (err < 0) {
- nlmsg_free(msg);
- return;
- }
+ genlmsg_end(msg, hdr);
genlmsg_multicast_netns(wiphy_net(&rdev->wiphy), msg, 0,
nl80211_mlme_mcgrp.id, GFP_KERNEL);

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