mac80211: brcmfmac: fix support for BCM4366

[openwrt.git] / package / kernel / mac80211 / patches / 351-0009-brcmfmac-print-errors-if-creating-interface-fails.patch

diff --git a/package/kernel/mac80211/patches/351-0009-brcmfmac-print-errors-if-creating-interface-fails.patch b/package/kernel/mac80211/patches/351-0009-brcmfmac-print-errors-if-creating-interface-fails.patch
new file mode 100644 (file)
index 0000000..1b119b2
--- /dev/null
+++ b/package/kernel/mac80211/patches/351-0009-brcmfmac-print-errors-if-creating-interface-fails.patch
@@ -0,0 +1,59 @@
+From: =?UTF-8?q?Rafa=C5=82=20Mi=C5=82ecki?= <zajec5@gmail.com>
+Date: Fri, 27 May 2016 10:54:28 +0200
+Subject: [PATCH] brcmfmac: print errors if creating interface fails
+
+This is helpful for debugging. Without this all I was getting from "iw"
+command on failed creating of P2P interface was:
+> command failed: Too many open files in system (-23)
+
+Signed-off-by: Rafal Milecki <zajec5@gmail.com>
+[arend@broadcom.com: reduce error prints upon iface creation]
+Signed-off-by: Arend van Spriel <arend@broadcom.com>
+Reviewed-by: Julian Calaby <julian.calaby@gmail.com>
+Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
+---
+
+--- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.c
++++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.c
+@@ -670,20 +670,24 @@ static struct wireless_dev *brcmf_cfg802
+               return ERR_PTR(-EOPNOTSUPP);
+       case NL80211_IFTYPE_AP:
+               wdev = brcmf_ap_add_vif(wiphy, name, flags, params);
+-              if (!IS_ERR(wdev))
+-                      brcmf_cfg80211_update_proto_addr_mode(wdev);
+-              return wdev;
++              break;
+       case NL80211_IFTYPE_P2P_CLIENT:
+       case NL80211_IFTYPE_P2P_GO:
+       case NL80211_IFTYPE_P2P_DEVICE:
+               wdev = brcmf_p2p_add_vif(wiphy, name, name_assign_type, type, flags, params);
+-              if (!IS_ERR(wdev))
+-                      brcmf_cfg80211_update_proto_addr_mode(wdev);
+-              return wdev;
++              break;
+       case NL80211_IFTYPE_UNSPECIFIED:
+       default:
+               return ERR_PTR(-EINVAL);
+       }
++
++      if (IS_ERR(wdev))
++              brcmf_err("add iface %s type %d failed: err=%d\n",
++                        name, type, (int)PTR_ERR(wdev));
++      else
++              brcmf_cfg80211_update_proto_addr_mode(wdev);
++
++      return wdev;
+ }
+ 
+ static void brcmf_scan_config_mpc(struct brcmf_if *ifp, int mpc)
+--- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/p2p.c
++++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/p2p.c
+@@ -2030,8 +2030,6 @@ static int brcmf_p2p_request_p2p_if(stru
+ 
+       err = brcmf_fil_iovar_data_set(ifp, "p2p_ifadd", &if_request,
+                                      sizeof(if_request));
+-      if (err)
+-              return err;
+ 
+       return err;
+ }