linux-kernel - [PATCH V2] staging: wilc1000: fix incorrent type in initializer

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Message-Id: <20190227145236.30324-1-tsu.yubo@gmail.com>
Date:   Wed, 27 Feb 2019 09:52:36 -0500
From:   Bo YU <tsu.yubo@...il.com>
To:     adham.abozaeid@...rochip.com, ajay.kathat@...rochip.com,
        gregkh@...uxfoundation.org
Cc:     Bo YU <tsu.yubo@...il.com>, linux-wireless@...r.kernel.org,
        devel@...verdev.osuosl.org, linux-kernel@...r.kernel.org,
        yuzibode@....com
Subject: [PATCH V2] staging: wilc1000: fix incorrent type in initializer

Fix sparse warning:

drivers/staging/wilc1000//host_interface.c:444:49: warning: incorrect type in initializer (different address spaces)
drivers/staging/wilc1000//host_interface.c:444:49:    expected struct cfg80211_bss_ies const *ies
drivers/staging/wilc1000//host_interface.c:444:49:    got struct cfg80211_bss_ies const [noderef] <asn:4> *ies

Signed-off-by: Bo YU <tsu.yubo@...il.com>
---
V2: Adding cc wireless-list
---
 drivers/staging/wilc1000/host_interface.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/staging/wilc1000/host_interface.c b/drivers/staging/wilc1000/host_interface.c
index 20349af2ed30..4dd9a20f6a0b 100644
--- a/drivers/staging/wilc1000/host_interface.c
+++ b/drivers/staging/wilc1000/host_interface.c
@@ -441,7 +441,7 @@ void *wilc_parse_join_bss_param(struct cfg80211_bss *bss,
 	const u8 *tim_elm, *ssid_elm, *rates_ie, *supp_rates_ie;
 	const u8 *ht_ie, *wpa_ie, *wmm_ie, *rsn_ie;
 	int ret;
-	const struct cfg80211_bss_ies *ies = bss->ies;
+	const struct cfg80211_bss_ies *ies = rcu_dereference(bss->ies);
 
 	param = kzalloc(sizeof(*param), GFP_KERNEL);
 	if (!param)
-- 
2.11.0