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mac80211: fix error handling in ieee80211_register_hw() 

Fix to return a negative error code -ENOMEM from the kmemdup
error handling case instead of 0.

Fixes: 09b4a4faf9 ("mac80211: introduce capability flags for VHT EXT NSS support")
Signed-off-by: Wei Yongjun <weiyongjun1@huawei.com>
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
This commit is contained in:
Wei Yongjun 2018-09-26 12:17:17 +00:00 committed by Johannes Berg
parent e4d4216e91
commit 48f3b9e989
1 changed files with 3 additions and 1 deletions
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4
net/mac80211/main.c
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@ -1203,8 +1203,10 @@ int ieee80211_register_hw(struct ieee80211_hw *hw)
continue;
sband = kmemdup(sband, sizeof(*sband), GFP_KERNEL);
if (!sband)
if (!sband) {
result = -ENOMEM;
goto fail_rate;
}
wiphy_dbg(hw->wiphy, "copying sband (band %d) due to VHT EXT NSS BW flag\n",
band);