From 9390ace916b2fd866c1762b1cd16c276d8c8c890 Mon Sep 17 00:00:00 2001 From: Arend van Spriel Date: Mon, 27 May 2013 21:09:56 +0200 Subject: [PATCH] brcmfmac: free net device when registration fails When registration fails the net device is no longer needed. Free the net device and remove reference to private data from the driver. Reviewed-by: Hante Meuleman Signed-off-by: Arend van Spriel Signed-off-by: John W. Linville --- drivers/net/wireless/brcm80211/brcmfmac/dhd_linux.c | 10 +++++++--- drivers/net/wireless/brcm80211/brcmfmac/fweh.c | 3 ++- 2 files changed, 9 insertions(+), 4 deletions(-) diff --git a/drivers/net/wireless/brcm80211/brcmfmac/dhd_linux.c b/drivers/net/wireless/brcm80211/brcmfmac/dhd_linux.c index 59c25463e428..f04e3555dca3 100644 --- a/drivers/net/wireless/brcm80211/brcmfmac/dhd_linux.c +++ b/drivers/net/wireless/brcm80211/brcmfmac/dhd_linux.c @@ -656,7 +656,9 @@ int brcmf_net_attach(struct brcmf_if *ifp, bool rtnl_locked) return 0; fail: + drvr->iflist[ifp->bssidx] = NULL; ndev->netdev_ops = NULL; + free_netdev(ndev); return -EBADE; } @@ -720,6 +722,9 @@ static int brcmf_net_p2p_attach(struct brcmf_if *ifp) return 0; fail: + ifp->drvr->iflist[ifp->bssidx] = NULL; + ndev->netdev_ops = NULL; + free_netdev(ndev); return -EBADE; } @@ -925,8 +930,6 @@ int brcmf_bus_start(struct device *dev) brcmf_fws_del_interface(ifp); brcmf_fws_deinit(drvr); } - free_netdev(ifp->ndev); - drvr->iflist[0] = NULL; if (p2p_ifp) { free_netdev(p2p_ifp->ndev); drvr->iflist[1] = NULL; @@ -934,7 +937,8 @@ int brcmf_bus_start(struct device *dev) return ret; } if ((brcmf_p2p_enable) && (p2p_ifp)) - brcmf_net_p2p_attach(p2p_ifp); + if (brcmf_net_p2p_attach(p2p_ifp) < 0) + brcmf_p2p_enable = 0; return 0; } diff --git a/drivers/net/wireless/brcm80211/brcmfmac/fweh.c b/drivers/net/wireless/brcm80211/brcmfmac/fweh.c index 5a64280e6485..83ee53a7c76e 100644 --- a/drivers/net/wireless/brcm80211/brcmfmac/fweh.c +++ b/drivers/net/wireless/brcm80211/brcmfmac/fweh.c @@ -202,7 +202,8 @@ static void brcmf_fweh_handle_if_event(struct brcmf_pub *drvr, return; brcmf_fws_add_interface(ifp); if (!drvr->fweh.evt_handler[BRCMF_E_IF]) - err = brcmf_net_attach(ifp, false); + if (brcmf_net_attach(ifp, false) < 0) + return; } if (ifevent->action == BRCMF_E_IF_CHANGE)