Re: [PATCH] wifi: mwifiex: Fix oob check condition in mwifiex_process_rx_packet

From: Matthew Wang
Date: Thu Sep 07 2023 - 14:34:13 EST


> - if ((!memcmp(&rx_pkt_hdr->rfc1042_hdr, bridge_tunnel_header,
> - sizeof(bridge_tunnel_header))) ||
> - (!memcmp(&rx_pkt_hdr->rfc1042_hdr, rfc1042_header,
> - sizeof(rfc1042_header)) &&
> - ntohs(rx_pkt_hdr->rfc1042_hdr.snap_type) != ETH_P_AARP &&
> - ntohs(rx_pkt_hdr->rfc1042_hdr.snap_type) != ETH_P_IPX)) {
> + if (sizeof(rx_pkt_hdr) + rx_pkt_off <= skb->len &&

sizeof(*rx_pkt_hdr)?