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authorArend van Spriel <arend@broadcom.com>2013-05-27 21:09:56 +0200
committerJohn W. Linville <linville@tuxdriver.com>2013-05-28 13:43:09 -0400
commit9390ace916b2fd866c1762b1cd16c276d8c8c890 (patch)
treeac39894c9a5f570a2f24578d67cf167e69a44617 /drivers/net/wireless/brcm80211
parent24e28beef939df8666a5d2784d6617cd9bb910a0 (diff)
downloadblackbird-op-linux-9390ace916b2fd866c1762b1cd16c276d8c8c890.tar.gz
blackbird-op-linux-9390ace916b2fd866c1762b1cd16c276d8c8c890.zip
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 <meuleman@broadcom.com> Signed-off-by: Arend van Spriel <arend@broadcom.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'drivers/net/wireless/brcm80211')
-rw-r--r--drivers/net/wireless/brcm80211/brcmfmac/dhd_linux.c10
-rw-r--r--drivers/net/wireless/brcm80211/brcmfmac/fweh.c3
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 @@ fail:
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 @@ fail:
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)
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