brcmfmac: remove monitor interface when detaching

[ 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>

diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/core.c b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/core.c
index 0f56be1..584e05f 100644 (file)
--- 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);