staging: r8188eu: add space around operators

Adhere to linux coding style.

Reported by checkpatch:

spaces preferred around that '{operator}'.

Signed-off-by: Mahak Gupta <mahak_g@cs.iitr.ac.in>
Link: https://lore.kernel.org/r/20220413054517.6343-1-mahak_g@cs.iitr.ac.in
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/drivers/staging/r8188eu/core/rtw_br_ext.c b/drivers/staging/r8188eu/core/rtw_br_ext.c
index 15332f9d6fe366256a614af64a5af7a43af3212f..e1b3e9d5250b92515a053b8d35c04dd1ae46aaaf 100644 (file)
--- a/drivers/staging/r8188eu/core/rtw_br_ext.c
+++ b/drivers/staging/r8188eu/core/rtw_br_ext.c
@@ -87,19 +87,19 @@ static int skb_pull_and_merge(struct sk_buff *skb, unsigned char *src, int len)
        int tail_len;
        unsigned long end, tail;
 
-       if ((src+len) > skb_tail_pointer(skb) || skb->len < len)
+       if ((src + len) > skb_tail_pointer(skb) || skb->len < len)
                return -1;
 
        tail = (unsigned long)skb_tail_pointer(skb);
-       end = (unsigned long)src+len;
+       end = (unsigned long)src + len;
        if (tail < end)
                return -1;
 
-       tail_len = (int)(tail-end);
+       tail_len = (int)(tail - end);
        if (tail_len > 0)
-               memmove(src, src+len, tail_len);
+               memmove(src, src + len, tail_len);
 
-       skb_trim(skb, skb->len-len);
+       skb_trim(skb, skb->len - len);
        return 0;
 }
 
@@ -117,7 +117,7 @@ static void __nat25_generate_ipv4_network_addr(unsigned char *networkAddr,
        memset(networkAddr, 0, MAX_NETWORK_ADDR_LEN);
 
        networkAddr[0] = NAT25_IPV4;
-       memcpy(networkAddr+7, (unsigned char *)ipAddr, 4);
+       memcpy(networkAddr + 7, (unsigned char *)ipAddr, 4);
 }
 
 static void __nat25_generate_pppoe_network_addr(unsigned char *networkAddr,
@@ -126,8 +126,8 @@ static void __nat25_generate_pppoe_network_addr(unsigned char *networkAddr,
        memset(networkAddr, 0, MAX_NETWORK_ADDR_LEN);
 
        networkAddr[0] = NAT25_PPPOE;
-       memcpy(networkAddr+1, (unsigned char *)sid, 2);
-       memcpy(networkAddr+3, (unsigned char *)ac_mac, 6);
+       memcpy(networkAddr + 1, (unsigned char *)sid, 2);
+       memcpy(networkAddr + 3, (unsigned char *)ac_mac, 6);
 }
 
 static  void __nat25_generate_ipv6_network_addr(unsigned char *networkAddr,
@@ -136,17 +136,17 @@ static  void __nat25_generate_ipv6_network_addr(unsigned char *networkAddr,
        memset(networkAddr, 0, MAX_NETWORK_ADDR_LEN);
 
        networkAddr[0] = NAT25_IPV6;
-       memcpy(networkAddr+1, (unsigned char *)ipAddr, 16);
+       memcpy(networkAddr + 1, (unsigned char *)ipAddr, 16);
 }
 
 static unsigned char *scan_tlv(unsigned char *data, int len, unsigned char tag, unsigned char len8b)
 {
        while (len > 0) {
-               if (*data == tag && *(data+1) == len8b && len >= len8b*8)
-                       return data+2;
+               if (*data == tag && *(data + 1) == len8b && len >= len8b * 8)
+                       return data + 2;
 
-               len -= (*(data+1))*8;
-               data += (*(data+1))*8;
+               len -= (*(data + 1)) * 8;
+               data += (*(data + 1)) * 8;
        }
        return NULL;
 }
@@ -158,7 +158,7 @@ static int update_nd_link_layer_addr(unsigned char *data, int len, unsigned char
 
        if (icmphdr->icmp6_type == NDISC_ROUTER_SOLICITATION) {
                if (len >= 8) {
-                       mac = scan_tlv(&data[8], len-8, 1, 1);
+                       mac = scan_tlv(&data[8], len - 8, 1, 1);
                        if (mac) {
                                memcpy(mac, replace_mac, 6);
                                return 1;
@@ -166,7 +166,7 @@ static int update_nd_link_layer_addr(unsigned char *data, int len, unsigned char
                }
        } else if (icmphdr->icmp6_type == NDISC_ROUTER_ADVERTISEMENT) {
                if (len >= 16) {
-                       mac = scan_tlv(&data[16], len-16, 1, 1);
+                       mac = scan_tlv(&data[16], len - 16, 1, 1);
                        if (mac) {
                                memcpy(mac, replace_mac, 6);
                                return 1;
@@ -174,7 +174,7 @@ static int update_nd_link_layer_addr(unsigned char *data, int len, unsigned char
                }
        } else if (icmphdr->icmp6_type == NDISC_NEIGHBOUR_SOLICITATION) {
                if (len >= 24) {
-                       mac = scan_tlv(&data[24], len-24, 1, 1);
+                       mac = scan_tlv(&data[24], len - 24, 1, 1);
                        if (mac) {
                                memcpy(mac, replace_mac, 6);
                                return 1;
@@ -182,7 +182,7 @@ static int update_nd_link_layer_addr(unsigned char *data, int len, unsigned char
                }
        } else if (icmphdr->icmp6_type == NDISC_NEIGHBOUR_ADVERTISEMENT) {
                if (len >= 24) {
-                       mac = scan_tlv(&data[24], len-24, 2, 1);
+                       mac = scan_tlv(&data[24], len - 24, 2, 1);
                        if (mac) {
                                memcpy(mac, replace_mac, 6);
                                return 1;
@@ -190,7 +190,7 @@ static int update_nd_link_layer_addr(unsigned char *data, int len, unsigned char
                }
        } else if (icmphdr->icmp6_type == NDISC_REDIRECT) {
                if (len >= 40) {
-                       mac = scan_tlv(&data[40], len-40, 2, 1);
+                       mac = scan_tlv(&data[40], len - 40, 2, 1);
                        if (mac) {
                                memcpy(mac, replace_mac, 6);
                                return 1;
@@ -397,7 +397,7 @@ int nat25_db_handle(struct adapter *priv, struct sk_buff *skb, int method)
                        tmp = be32_to_cpu(iph->saddr);
                        __nat25_generate_ipv4_network_addr(networkAddr, &tmp);
                        /* record source IP address and , source mac address into db */
-                       __nat25_db_network_insert(priv, skb->data+ETH_ALEN, networkAddr);
+                       __nat25_db_network_insert(priv, skb->data + ETH_ALEN, networkAddr);
                        return 0;
                default:
                        return -1;
@@ -422,7 +422,7 @@ int nat25_db_handle(struct adapter *priv, struct sk_buff *skb, int method)
                        arp_ptr += arp->ar_hln;
                        sender = (unsigned int *)arp_ptr;
                        __nat25_generate_ipv4_network_addr(networkAddr, sender);
-                       __nat25_db_network_insert(priv, skb->data+ETH_ALEN, networkAddr);
+                       __nat25_db_network_insert(priv, skb->data + ETH_ALEN, networkAddr);
                        return 0;
                default:
                        return -1;
@@ -459,22 +459,22 @@ int nat25_db_handle(struct adapter *priv, struct sk_buff *skb, int method)
                                                            sizeof(tag_buf))
                                                                return -1;
 
-                                                       memcpy(tag->tag_data+MAGIC_CODE_LEN+RTL_RELAY_TAG_LEN,
+                                                       memcpy(tag->tag_data + MAGIC_CODE_LEN + RTL_RELAY_TAG_LEN,
                                                                pOldTag->tag_data, old_tag_len);
 
-                                                       if (skb_pull_and_merge(skb, (unsigned char *)pOldTag, TAG_HDR_LEN+old_tag_len) < 0)
+                                                       if (skb_pull_and_merge(skb, (unsigned char *)pOldTag, TAG_HDR_LEN + old_tag_len) < 0)
                                                                return -1;
 
-                                                       ph->length = htons(ntohs(ph->length)-TAG_HDR_LEN-old_tag_len);
+                                                       ph->length = htons(ntohs(ph->length) - TAG_HDR_LEN - old_tag_len);
                                                }
 
                                                tag->tag_type = PTT_RELAY_SID;
-                                               tag->tag_len = htons(MAGIC_CODE_LEN+RTL_RELAY_TAG_LEN+old_tag_len);
+                                               tag->tag_len = htons(MAGIC_CODE_LEN + RTL_RELAY_TAG_LEN + old_tag_len);
 
                                                /*  insert the magic_code+client mac in relay tag */
                                                pMagic = (__be16 *)tag->tag_data;
                                                *pMagic = htons(MAGIC_CODE);
-                                               memcpy(tag->tag_data+MAGIC_CODE_LEN, skb->data+ETH_ALEN, ETH_ALEN);
+                                               memcpy(tag->tag_data + MAGIC_CODE_LEN, skb->data + ETH_ALEN, ETH_ALEN);
 
                                                /* Add relay tag */
                                                if (__nat25_add_pppoe_tag(skb, tag) < 0)
@@ -487,7 +487,7 @@ int nat25_db_handle(struct adapter *priv, struct sk_buff *skb, int method)
                                                        return -2;
 
                                                if (priv->pppoe_connection_in_progress == 0)
-                                                       memcpy(priv->pppoe_addr, skb->data+ETH_ALEN, ETH_ALEN);
+                                                       memcpy(priv->pppoe_addr, skb->data + ETH_ALEN, ETH_ALEN);
 
                                                priv->pppoe_connection_in_progress = WAIT_TIME_PPPOE;
                                        }
@@ -497,11 +497,11 @@ int nat25_db_handle(struct adapter *priv, struct sk_buff *skb, int method)
                        } else {        /*  session phase */
                                __nat25_generate_pppoe_network_addr(networkAddr, skb->data, &ph->sid);
 
-                               __nat25_db_network_insert(priv, skb->data+ETH_ALEN, networkAddr);
+                               __nat25_db_network_insert(priv, skb->data + ETH_ALEN, networkAddr);
 
                                if (!priv->ethBrExtInfo.addPPPoETag &&
                                    priv->pppoe_connection_in_progress &&
-                                   !memcmp(skb->data+ETH_ALEN, priv->pppoe_addr, ETH_ALEN))
+                                   !memcmp(skb->data + ETH_ALEN, priv->pppoe_addr, ETH_ALEN))
                                        priv->pppoe_connection_in_progress = 0;
                        }
                        return 0;
@@ -549,7 +549,7 @@ int nat25_db_handle(struct adapter *priv, struct sk_buff *skb, int method)
                case NAT25_INSERT:
                        if (memcmp(&iph->saddr, "\x0\x0\x0\x0\x0\x0\x0\x0\x0\x0\x0\x0\x0\x0\x0\x0", 16)) {
                                __nat25_generate_ipv6_network_addr(networkAddr, (unsigned int *)&iph->saddr);
-                               __nat25_db_network_insert(priv, skb->data+ETH_ALEN, networkAddr);
+                               __nat25_db_network_insert(priv, skb->data + ETH_ALEN, networkAddr);
 
                                if (iph->nexthdr == IPPROTO_ICMPV6 &&
                                                skb->len > (ETH_HLEN +  sizeof(*iph) + 4)) {