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From:   Jules Irenge <jbi.octave@gmail.com>
To:     linux-kernel@vger.kernel.org
Cc:     boqun.feng@gmail.com,
        Arend van Spriel <arend.vanspriel@broadcom.com>,
        Franky Lin <franky.lin@broadcom.com>,
        Hante Meuleman <hante.meuleman@broadcom.com>,
        Chi-Hsien Lin <chi-hsien.lin@cypress.com>,
        Wright Feng <wright.feng@cypress.com>,
        Kalle Valo <kvalo@codeaurora.org>,
        "David S. Miller" <davem@davemloft.net>,
        Johannes Berg <johannes.berg@intel.com>,
        linux-wireless@vger.kernel.org (open list:BROADCOM BRCM80211
        IEEE802.11n WIRELESS DRIVER),
        brcm80211-dev-list.pdl@broadcom.com (open list:BROADCOM BRCM80211
        IEEE802.11n WIRELESS DRIVER),
        brcm80211-dev-list@cypress.com (open list:BROADCOM BRCM80211
        IEEE802.11n WIRELESS DRIVER),
        netdev@vger.kernel.org (open list:NETWORKING DRIVERS)
Subject: [PATCH 4/9] mac80211: Add missing annotation for brcms_rfkill_set_hw_state()
Date:   Sat, 11 Apr 2020 01:19:28 +0100
Message-Id: <20200411001933.10072-5-jbi.octave@gmail.com>
In-Reply-To: <20200411001933.10072-1-jbi.octave@gmail.com>
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 <20200411001933.10072-1-jbi.octave@gmail.com>
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Sparse reports a warning at brcms_rfkill_set_hw_state()

warning: context imbalance in brcms_rfkill_set_hw_state()
	- unexpected unlock
The root cause is the missing annotation at brcms_rfkill_set_hw_state()
Add the missing __must_hold(&wl->lock) annotation

Signed-off-by: Jules Irenge <jbi.octave@gmail.com>
---
 drivers/net/wireless/broadcom/brcm80211/brcmsmac/mac80211_if.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmsmac/mac80211_if.c b/drivers/net/wireless/broadcom/brcm80211/brcmsmac/mac80211_if.c
index 8e8b685cfe09..c3dbeacea6ca 100644
--- a/drivers/net/wireless/broadcom/brcm80211/brcmsmac/mac80211_if.c
+++ b/drivers/net/wireless/broadcom/brcm80211/brcmsmac/mac80211_if.c
@@ -1717,6 +1717,7 @@ int brcms_check_firmwares(struct brcms_info *wl)
  * precondition: perimeter lock has been acquired
  */
 bool brcms_rfkill_set_hw_state(struct brcms_info *wl)
+	__must_hold(&wl->lock)
 {
 	bool blocked = brcms_c_check_radio_disabled(wl->wlc);
 
-- 
2.24.1