[PATCH 4.19 176/219] brcmfmac: remove monitor interface when detaching

From: Greg Kroah-Hartman
Date: Sun Dec 29 2019 - 12:41:59 EST


From: RafaÅ MiÅecki <rafal@xxxxxxxxxx>

[ 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: RafaÅ MiÅecki <rafal@xxxxxxxxxx>
Signed-off-by: Kalle Valo <kvalo@xxxxxxxxxxxxxx>
Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx>
---
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 0f56be13c7ad..584e05fdca6a 100644
--- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/core.c
+++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/core.c
@@ -1246,6 +1246,11 @@ void brcmf_detach(struct device *dev)

brcmf_proto_detach_pre_delif(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--)
brcmf_remove_interface(drvr->iflist[i], false);
--
2.20.1