linux-kernel - [PATCH v2 15/65] staging: wfx: simplify wfx

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Message-ID: <20200115135338.14374-16-Jerome.Pouiller@silabs.com>
Date:   Wed, 15 Jan 2020 13:54:23 +0000
From:   Jérôme Pouiller <Jerome.Pouiller@...abs.com>
To:     "devel@...verdev.osuosl.org" <devel@...verdev.osuosl.org>,
        "linux-wireless@...r.kernel.org" <linux-wireless@...r.kernel.org>
CC:     "netdev@...r.kernel.org" <netdev@...r.kernel.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Kalle Valo <kvalo@...eaurora.org>,
        "David S . Miller" <davem@...emloft.net>,
        Jérôme Pouiller <Jerome.Pouiller@...abs.com>
Subject: [PATCH v2 15/65] staging: wfx: simplify wfx_config()

From: Jérôme Pouiller <jerome.pouiller@...abs.com>

Now that wfx_config() only handles IEEE80211_CONF_CHANGE_PS, it can be
simplified.

Signed-off-by: Jérôme Pouiller <jerome.pouiller@...abs.com>
---
 drivers/staging/wfx/sta.c | 13 ++-----------
 1 file changed, 2 insertions(+), 11 deletions(-)

diff --git a/drivers/staging/wfx/sta.c b/drivers/staging/wfx/sta.c
index a0f19d33e972..451d0108a1b0 100644
--- a/drivers/staging/wfx/sta.c
+++ b/drivers/staging/wfx/sta.c
@@ -1230,22 +1230,13 @@ int wfx_config(struct ieee80211_hw *hw, u32 changed)
 	struct wfx_dev *wdev = hw->priv;
 	struct wfx_vif *wvif;
 
-	// FIXME: Interface id should not been hardcoded
-	wvif = wdev_to_wvif(wdev, 0);
-	if (!wvif) {
-		WARN(1, "interface 0 does not exist anymore");
-		return 0;
-	}
-
-	mutex_lock(&wdev->conf_mutex);
 	if (changed & IEEE80211_CONF_CHANGE_PS) {
+		mutex_lock(&wdev->conf_mutex);
 		wvif = NULL;
 		while ((wvif = wvif_iterate(wdev, wvif)) != NULL)
 			ret = wfx_update_pm(wvif);
-		wvif = wdev_to_wvif(wdev, 0);
+		mutex_unlock(&wdev->conf_mutex);
 	}
-
-	mutex_unlock(&wdev->conf_mutex);
 	return ret;
 }
 
-- 
2.25.0