[PATCH 5.4 332/434] brcmfmac: remove monitor interface when detaching

Greg Kroah-Hartman
2019-12-29T17:56:28Z

From: Rafał Miłecki <rafal@milecki.pl>

[ Upstream commit 4f61563da075bc8faefddfd5f8fc0cc14c49650a ]

This fixes a minor WARNING in the cfg80211:
[ 130.658034] ------------[ cut here ]------------
[ 130.662805] WARNING: CPU: 1 PID: 610 at net/wireless/core.c:954 wiphy_unregister+0xb4/0x198 [cfg80211]

Signed-off-by: Rafał Miłecki <rafal@milecki.pl>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>
---
drivers/net/wireless/broadcom/brcm80211/brcmfmac/core.c | 5 +++++
1 file changed, 5 insertions(+)

diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/core.c b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/core.c
index 406b367c284c..85cf96461dde 100644
--- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/core.c
+++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/core.c
@@ -1350,6 +1350,11 @@ void brcmf_detach(struct device *dev)
brcmf_fweh_detach(drvr);
brcmf_proto_detach(drvr);

+ if (drvr->mon_if) {
+ brcmf_net_detach(drvr->mon_if->ndev, false);
+ drvr->mon_if = NULL;
+ }
+
/* make sure primary interface removed last */
for (i = BRCMF_MAX_IFS - 1; i > -1; i--) {
if (drvr->iflist[i])
--
2.20.1