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Commit 8827bd88 authored by Leo Kim's avatar Leo Kim Committed by Greg Kroah-Hartman
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staging: wilc1000: fixed kernel panic when firmware is not started 



This patch fixed the problems caused by if firmware is not started.
That is why, in nl80211 put current TX power in interface info.
If firmware is not started, this function(get_tx_power) does not work.

Signed-off-by: default avatarLeo Kim <leo.kim@atmel.com>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent bd3a3cd6

drivers/staging/wilc1000/wilc_wfi_cfgoperations.c

+7 −0
Original line number Diff line number Diff line
@@ -2170,6 +2170,13 @@ static int get_tx_power(struct wiphy *wiphy, struct wireless_dev *wdev, 
	int ret;

	struct wilc_priv *priv = wiphy_priv(wiphy);

	struct wilc_vif *vif = netdev_priv(priv->dev);

	struct wilc *wl;



	wl = vif->wilc;



	/* If firmware is not started, return. */

	if (!wl->initialized)

		return -EIO;



	ret = wilc_get_tx_power(vif, (u8 *)dbm);

	if (ret)