diff options
| author | Dmitry Antipov <dmantipov@yandex.ru> | 2023-10-19 10:06:09 +0300 |
|---|---|---|
| committer | Kalle Valo <kvalo@kernel.org> | 2024-01-18 15:07:19 +0200 |
| commit | 173b0fb47c3dbd1e489cb449422c1037076a66d7 (patch) | |
| tree | aff2892a95b9620dc3fc9f5a80ce216e0eec3487 | |
| parent | 50180c7f8e3de7c2d87f619131776598fcb1478d (diff) | |
wifi: rt2x00: simplify rt2x00crypto_rx_insert_iv()
In 'rt2x00crypto_rx_insert_iv()', added alignment can't exceed 3
bytes and ICV size is either 4 or 8 bytes, so skb space adjustment
may be simplified. Compile tested only.
Found by Linux Verification Center (linuxtesting.org) with SVACE.
Signed-off-by: Dmitry Antipov <dmantipov@yandex.ru>
Signed-off-by: Kalle Valo <kvalo@kernel.org>
Link: https://msgid.link/20231019070750.17911-1-dmantipov@yandex.ru
| -rw-r--r-- | drivers/net/wireless/ralink/rt2x00/rt2x00crypto.c | 5 |
1 files changed, 1 insertions, 4 deletions
diff --git a/drivers/net/wireless/ralink/rt2x00/rt2x00crypto.c b/drivers/net/wireless/ralink/rt2x00/rt2x00crypto.c index ad95f9eba301..1000fbfb94b8 100644 --- a/drivers/net/wireless/ralink/rt2x00/rt2x00crypto.c +++ b/drivers/net/wireless/ralink/rt2x00/rt2x00crypto.c @@ -197,10 +197,7 @@ void rt2x00crypto_rx_insert_iv(struct sk_buff *skb, transfer += header_length; } else { skb_push(skb, iv_len + align); - if (align < icv_len) - skb_put(skb, icv_len - align); - else if (align > icv_len) - skb_trim(skb, rxdesc->size + iv_len + icv_len); + skb_put(skb, icv_len - align); /* Move ieee80211 header */ memmove(skb->data + transfer, |