From 06d44f806aafdafefec789583aba5f8bef301c0c Mon Sep 17 00:00:00 2001 From: Samuel Ortiz Date: Fri, 22 Feb 2013 11:38:05 +0100 Subject: NFC: llcp: Use socket specific link parameters before the local ones If the socket link options are set, use them before the local one. Signed-off-by: Samuel Ortiz --- net/nfc/llcp/commands.c | 24 ++++++++++++++++-------- 1 file changed, 16 insertions(+), 8 deletions(-) (limited to 'net/nfc/llcp/commands.c') diff --git a/net/nfc/llcp/commands.c b/net/nfc/llcp/commands.c index c8a209665792..5f61830a0e86 100644 --- a/net/nfc/llcp/commands.c +++ b/net/nfc/llcp/commands.c @@ -319,9 +319,9 @@ int nfc_llcp_send_connect(struct nfc_llcp_sock *sock) struct sk_buff *skb; u8 *service_name_tlv = NULL, service_name_tlv_length; u8 *miux_tlv = NULL, miux_tlv_length; - u8 *rw_tlv = NULL, rw_tlv_length; + u8 *rw_tlv = NULL, rw_tlv_length, rw; int err; - u16 size = 0; + u16 size = 0, miux; pr_debug("Sending CONNECT\n"); @@ -337,11 +337,15 @@ int nfc_llcp_send_connect(struct nfc_llcp_sock *sock) size += service_name_tlv_length; } - miux_tlv = nfc_llcp_build_tlv(LLCP_TLV_MIUX, (u8 *)&local->miux, 0, + /* If the socket parameters are not set, use the local ones */ + miux = sock->miux > LLCP_MAX_MIUX ? local->miux : sock->miux; + rw = sock->rw > LLCP_MAX_RW ? local->rw : sock->rw; + + miux_tlv = nfc_llcp_build_tlv(LLCP_TLV_MIUX, (u8 *)&miux, 0, &miux_tlv_length); size += miux_tlv_length; - rw_tlv = nfc_llcp_build_tlv(LLCP_TLV_RW, &local->rw, 0, &rw_tlv_length); + rw_tlv = nfc_llcp_build_tlv(LLCP_TLV_RW, &rw, 0, &rw_tlv_length); size += rw_tlv_length; pr_debug("SKB size %d SN length %zu\n", size, sock->service_name_len); @@ -378,9 +382,9 @@ int nfc_llcp_send_cc(struct nfc_llcp_sock *sock) struct nfc_llcp_local *local; struct sk_buff *skb; u8 *miux_tlv = NULL, miux_tlv_length; - u8 *rw_tlv = NULL, rw_tlv_length; + u8 *rw_tlv = NULL, rw_tlv_length, rw; int err; - u16 size = 0; + u16 size = 0, miux; pr_debug("Sending CC\n"); @@ -388,11 +392,15 @@ int nfc_llcp_send_cc(struct nfc_llcp_sock *sock) if (local == NULL) return -ENODEV; - miux_tlv = nfc_llcp_build_tlv(LLCP_TLV_MIUX, (u8 *)&local->miux, 0, + /* If the socket parameters are not set, use the local ones */ + miux = sock->miux > LLCP_MAX_MIUX ? local->miux : sock->miux; + rw = sock->rw > LLCP_MAX_RW ? local->rw : sock->rw; + + miux_tlv = nfc_llcp_build_tlv(LLCP_TLV_MIUX, (u8 *)&miux, 0, &miux_tlv_length); size += miux_tlv_length; - rw_tlv = nfc_llcp_build_tlv(LLCP_TLV_RW, &local->rw, 0, &rw_tlv_length); + rw_tlv = nfc_llcp_build_tlv(LLCP_TLV_RW, &rw, 0, &rw_tlv_length); size += rw_tlv_length; skb = llcp_allocate_pdu(sock, LLCP_PDU_CC, size); -- cgit v1.2.3