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wifi: nl80211: Fix reading NL80211_ATTR_MLO_LINK_ID in nl80211_pre_doit

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nl80211_pre_doit() using nla_get_u16() to read u8 attribute
NL80211_ATTR_MLO_LINK_ID. Fix this by using nla_get_u8() to
read NL80211_ATTR_MLO_LINK_ID attribute.

Signed-off-by: Veerendranath Jakkam <quic_vjakkam@quicinc.com>
Link: https://lore.kernel.org/r/1657517683-5724-1-git-send-email-quic_vjakkam@quicinc.com
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
This commit is contained in:
Veerendranath Jakkam 2022-07-11 11:04:43 +05:30 committed by Johannes Berg
parent 38b6c01a6b
commit ff3821bc35
1 changed files with 1 additions and 1 deletions
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2
net/wireless/nl80211.c
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@ -15835,7 +15835,7 @@ static int nl80211_pre_doit(const struct genl_ops *ops, struct sk_buff *skb,
/* MLO -> require valid link ID */
if (wdev->valid_links &&
(!link_id ||
!(wdev->valid_links & BIT(nla_get_u16(link_id))))) {
!(wdev->valid_links & BIT(nla_get_u8(link_id))))) {
err = -EINVAL;
goto out_unlock;
}