From c9e57f0fdccf74ef7884fed61d212e524b9c4bcd Mon Sep 17 00:00:00 2001 From: Christian Lamparter Date: Sun, 26 Dec 2010 18:21:53 +0100 Subject: [PATCH] carl9170: add missing return-value check This patch adds a forgotten bail-out path. Signed-off-by: Christian Lamparter Signed-off-by: John W. Linville --- drivers/net/wireless/ath/carl9170/phy.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/drivers/net/wireless/ath/carl9170/phy.c b/drivers/net/wireless/ath/carl9170/phy.c index 82bc81c4c930..122e75ee8eff 100644 --- a/drivers/net/wireless/ath/carl9170/phy.c +++ b/drivers/net/wireless/ath/carl9170/phy.c @@ -1676,6 +1676,8 @@ int carl9170_set_channel(struct ar9170 *ar, struct ieee80211_channel *channel, err = carl9170_write_reg(ar, AR9170_PHY_REG_HEAVY_CLIP_ENABLE, 0x200); + if (err) + return err; err = carl9170_init_rf_bank4_pwr(ar, channel->band == IEEE80211_BAND_5GHZ, -- 2.20.1