From: Amitkumar Karwar <akarwar@xxxxxxxxxxx>
Following compilation warning is fixed by releasing referenced BSS
structure returned by cfg80211_inform_bss().
"warning: ignoring return value of cfg80211_inform_bss,
declared with attribute warn_unused_result"
Cc: Johannes Berg <johannes.berg@xxxxxxxxx>
Signed-off-by: Amitkumar Karwar <akarwar@xxxxxxxxxxx>
Signed-off-by: Bing Zhao <bzhao@xxxxxxxxxxx>
---
This patch fixes the bug mentioned by Johannes Berg:
See "[PATCH] cfg80211: annotate cfg80211_inform_bss"
drivers/net/wireless/mwifiex/cfg80211.c | 4 +++-
drivers/net/wireless/mwifiex/scan.c | 1 +
2 files changed, 4 insertions(+), 1 deletions(-)
diff --git a/drivers/net/wireless/mwifiex/cfg80211.c b/drivers/net/wireless/mwifiex/cfg80211.c
index 462c710..e9ab9a3 100644
--- a/drivers/net/wireless/mwifiex/cfg80211.c
+++ b/drivers/net/wireless/mwifiex/cfg80211.c
@@ -780,6 +780,7 @@ static int mwifiex_cfg80211_inform_ibss_bss(struct mwifiex_private *priv)
{
struct ieee80211_channel *chan;
struct mwifiex_bss_info bss_info;
+ struct cfg80211_bss *bss;
int ie_len;
u8 ie_buf[IEEE80211_MAX_SSID_LEN + sizeof(struct ieee_types_header)];
enum ieee80211_band band;
@@ -800,9 +801,10 @@ static int mwifiex_cfg80211_inform_ibss_bss(struct mwifiex_private *priv)
ieee80211_channel_to_frequency(bss_info.bss_chan,
band));
- cfg80211_inform_bss(priv->wdev->wiphy, chan,
+ bss = cfg80211_inform_bss(priv->wdev->wiphy, chan,
bss_info.bssid, 0, WLAN_CAPABILITY_IBSS,
0, ie_buf, ie_len, 0, GFP_KERNEL);
+ cfg80211_put_bss(bss);
memcpy(priv->cfg_bssid, bss_info.bssid, ETH_ALEN);
return 0;
diff --git a/drivers/net/wireless/mwifiex/scan.c b/drivers/net/wireless/mwifiex/scan.c
index c650e60..8a18bcc 100644
--- a/drivers/net/wireless/mwifiex/scan.c
+++ b/drivers/net/wireless/mwifiex/scan.c
@@ -1760,6 +1760,7 @@ int mwifiex_ret_802_11_scan(struct mwifiex_private *priv,
cap_info_bitmap, beacon_period,
ie_buf, ie_len, rssi, GFP_KERNEL);
*(u8 *)bss->priv = band;
+ cfg80211_put_bss(bss);
if (priv->media_connected && !memcmp(bssid,
priv->curr_bss_params.bss_descriptor
--
1.7.0.2
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