diff options
Diffstat (limited to 'drivers/net/wireless/mediatek/mt76/testmode.c')
| -rw-r--r-- | drivers/net/wireless/mediatek/mt76/testmode.c | 8 |
1 files changed, 6 insertions, 2 deletions
diff --git a/drivers/net/wireless/mediatek/mt76/testmode.c b/drivers/net/wireless/mediatek/mt76/testmode.c index 71fd3fbfa7d2..0accc71a91c9 100644 --- a/drivers/net/wireless/mediatek/mt76/testmode.c +++ b/drivers/net/wireless/mediatek/mt76/testmode.c @@ -1,5 +1,7 @@ // SPDX-License-Identifier: ISC /* Copyright (C) 2020 Felix Fietkau <nbd@nbd.name> */ + +#include <linux/random.h> #include "mt76.h" const struct nla_policy mt76_tm_policy[NUM_MT76_TM_ATTRS] = { @@ -123,12 +125,14 @@ int mt76_testmode_alloc_skb(struct mt76_phy *phy, u32 len) if (!head) return -ENOMEM; - hdr = __skb_put_zero(head, head_len); + hdr = __skb_put_zero(head, sizeof(*hdr)); hdr->frame_control = cpu_to_le16(fc); memcpy(hdr->addr1, td->addr[0], ETH_ALEN); memcpy(hdr->addr2, td->addr[1], ETH_ALEN); memcpy(hdr->addr3, td->addr[2], ETH_ALEN); skb_set_queue_mapping(head, IEEE80211_AC_BE); + get_random_bytes(__skb_put(head, head_len - sizeof(*hdr)), + head_len - sizeof(*hdr)); info = IEEE80211_SKB_CB(head); info->flags = IEEE80211_TX_CTL_INJECTED | @@ -154,7 +158,7 @@ int mt76_testmode_alloc_skb(struct mt76_phy *phy, u32 len) return -ENOMEM; } - __skb_put_zero(frag, frag_len); + get_random_bytes(__skb_put(frag, frag_len), frag_len); head->len += frag->len; head->data_len += frag->len; |