openkylin
/
linux
mirror of https://gitee.com/openkylin/linux.git
9
0
Fork 0
Code Issues Projects Releases Wiki Activity

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 <swarren@nvidia.com>
Reviewed-by: Hante Meuleman <meuleman@broadcom.com>
Reviewed-by: Pieter-Paul Giesberts <pieterpg@broadcom.com>
Signed-off-by: Arend van Spriel <arend@broadcom.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
This commit is contained in:
Arend van Spriel 2013-06-07 11:03:00 +02:00 committed by John W. Linville
parent c7773fc1ef
commit ee06fcad74
1 changed files with 4 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

4
drivers/net/wireless/brcm80211/brcmfmac/dhd_linux.c
View File

@ -941,6 +941,10 @@ int brcmf_bus_start(struct device *dev)
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;