From 0cd33c204b98c6bff25817d69e4706b9fb610359 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Rafa=C5=82=20Mi=C5=82ecki?= Date: Fri, 27 May 2016 10:54:28 +0200 Subject: 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 [arend@broadcom.com: reduce error prints upon iface creation] Signed-off-by: Arend van Spriel Reviewed-by: Julian Calaby Signed-off-by: Kalle Valo --- .../net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.c | 16 ++++++++++------ 1 file changed, 10 insertions(+), 6 deletions(-) (limited to 'drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.c') diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.c b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.c index ba65a93..30ac4365 100644 --- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.c +++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.c @@ -684,20 +684,24 @@ static struct wireless_dev *brcmf_cfg80211_add_iface(struct wiphy *wiphy, 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) -- cgit v1.1