diff options
Diffstat (limited to '')
| -rw-r--r-- | net/wireless/core.c | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/net/wireless/core.c b/net/wireless/core.c index eefd6d8ff465..5b0c4d5b80cf 100644 --- a/net/wireless/core.c +++ b/net/wireless/core.c @@ -860,6 +860,9 @@ int wiphy_register(struct wiphy *wiphy) for (i = 0; i < sband->n_iftype_data; i++) { const struct ieee80211_sband_iftype_data *iftd; + bool has_ap, has_non_ap; + u32 ap_bits = BIT(NL80211_IFTYPE_AP) | + BIT(NL80211_IFTYPE_P2P_GO); iftd = &sband->iftype_data[i]; @@ -879,6 +882,19 @@ int wiphy_register(struct wiphy *wiphy) else have_he = have_he && iftd->he_cap.has_he; + + has_ap = iftd->types_mask & ap_bits; + has_non_ap = iftd->types_mask & ~ap_bits; + + /* + * For EHT 20 MHz STA, the capabilities format differs + * but to simplify, don't check 20 MHz but rather check + * only if AP and non-AP were mentioned at the same time, + * reject if so. + */ + if (WARN_ON(iftd->eht_cap.has_eht && + has_ap && has_non_ap)) + return -EINVAL; } if (WARN_ON(!have_he && band == NL80211_BAND_6GHZ)) |