From ee06fcad742ab52a1ba67ba734fee6a98af51621 Mon Sep 17 00:00:00 2001 From: Arend van Spriel Date: Fri, 7 Jun 2013 11:03:00 +0200 Subject: [PATCH] brcmfmac: free primary net_device when brcmf_bus_start() fails When initialization within brcmf_bus_start() fails on steps before the brcmf_net_attach() the net_device for the primary interface needs to be freed. This patch resolves a panic during kernel boot as reported by Stephen Warren. ref.: http://mid.gmane.org/51AD1F22.2080004@wwwdotorg.org Tested-by: Stephen Warren Reviewed-by: Hante Meuleman Reviewed-by: Pieter-Paul Giesberts Signed-off-by: Arend van Spriel Signed-off-by: John W. Linville --- drivers/net/wireless/brcm80211/brcmfmac/dhd_linux.c | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/drivers/net/wireless/brcm80211/brcmfmac/dhd_linux.c b/drivers/net/wireless/brcm80211/brcmfmac/dhd_linux.c index 29828865ed69..8c402e7b97eb 100644 --- a/drivers/net/wireless/brcm80211/brcmfmac/dhd_linux.c +++ b/drivers/net/wireless/brcm80211/brcmfmac/dhd_linux.c @@ -941,6 +941,10 @@ fail: brcmf_fws_del_interface(ifp); brcmf_fws_deinit(drvr); } + if (drvr->iflist[0]) { + free_netdev(ifp->ndev); + drvr->iflist[0] = NULL; + } if (p2p_ifp) { free_netdev(p2p_ifp->ndev); drvr->iflist[1] = NULL; -- 2.30.2