diff options
| author | Ajay Singh <ajay.kathat@microchip.com> | 2018-09-04 09:39:31 +0300 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2018-09-10 18:17:39 +0300 |
| commit | 7ec6f7f275ff1500012f0010e98b38043dfd6437 (patch) | |
| tree | 3db970db6657abcf45849740535de177068b7db2 /drivers | |
| parent | 83a953e2a772093b1713897147d11b76d9f86cb6 (diff) | |
| download | linux-7ec6f7f275ff1500012f0010e98b38043dfd6437.tar.xz | |
staging: wilc1000: refactor tcp_process() to avoid extra leading tabs
Refactor tcp_process() to avoid unnecessary leading tabs in the
function.
Signed-off-by: Ajay Singh <ajay.kathat@microchip.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/staging/wilc1000/wilc_wlan.c | 52 |
1 files changed, 28 insertions, 24 deletions
diff --git a/drivers/staging/wilc1000/wilc_wlan.c b/drivers/staging/wilc1000/wilc_wlan.c index 6787b6e9f124..bf45b4c7ede5 100644 --- a/drivers/staging/wilc1000/wilc_wlan.c +++ b/drivers/staging/wilc1000/wilc_wlan.c @@ -162,42 +162,46 @@ static inline void tcp_process(struct net_device *dev, struct txq_entry_t *tqe) unsigned long flags; struct wilc_vif *vif = netdev_priv(dev); struct wilc *wilc = vif->wilc; + const struct iphdr *ip_hdr_ptr; + const struct tcphdr *tcp_hdr_ptr; + u32 IHL, total_length, data_offset; spin_lock_irqsave(&wilc->txq_spinlock, flags); - if (eth_hdr_ptr->h_proto == htons(ETH_P_IP)) { - const struct iphdr *ip_hdr_ptr = buffer + ETH_HLEN; + if (eth_hdr_ptr->h_proto != htons(ETH_P_IP)) + goto out; - if (ip_hdr_ptr->protocol == IPPROTO_TCP) { - const struct tcphdr *tcp_hdr_ptr; - u32 IHL, total_length, data_offset; + ip_hdr_ptr = buffer + ETH_HLEN; - IHL = ip_hdr_ptr->ihl << 2; - tcp_hdr_ptr = buffer + ETH_HLEN + IHL; - total_length = ntohs(ip_hdr_ptr->tot_len); + if (ip_hdr_ptr->protocol != IPPROTO_TCP) + goto out; - data_offset = tcp_hdr_ptr->doff << 2; - if (total_length == (IHL + data_offset)) { - u32 seq_no, ack_no; + IHL = ip_hdr_ptr->ihl << 2; + tcp_hdr_ptr = buffer + ETH_HLEN + IHL; + total_length = ntohs(ip_hdr_ptr->tot_len); - seq_no = ntohl(tcp_hdr_ptr->seq); - ack_no = ntohl(tcp_hdr_ptr->ack_seq); - for (i = 0; i < tcp_session; i++) { - u32 j = ack_session_info[i].seq_num; + data_offset = tcp_hdr_ptr->doff << 2; + if (total_length == (IHL + data_offset)) { + u32 seq_no, ack_no; - if (i < 2 * MAX_TCP_SESSION && - j == seq_no) { - update_tcp_session(i, ack_no); - break; - } - } - if (i == tcp_session) - add_tcp_session(0, 0, seq_no); + seq_no = ntohl(tcp_hdr_ptr->seq); + ack_no = ntohl(tcp_hdr_ptr->ack_seq); + for (i = 0; i < tcp_session; i++) { + u32 j = ack_session_info[i].seq_num; - add_tcp_pending_ack(ack_no, i, tqe); + if (i < 2 * MAX_TCP_SESSION && + j == seq_no) { + update_tcp_session(i, ack_no); + break; } } + if (i == tcp_session) + add_tcp_session(0, 0, seq_no); + + add_tcp_pending_ack(ack_no, i, tqe); } + +out: spin_unlock_irqrestore(&wilc->txq_spinlock, flags); } |