[NET] driver/s390/net: Checksum annotations.

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Signed-off-by: David S. Miller <davem@davemloft.net>

diff --git a/drivers/s390/net/lcs.c b/drivers/s390/net/lcs.c
index 16ac68c..66a8aec 100644 (file)
--- a/drivers/s390/net/lcs.c
+++ b/drivers/s390/net/lcs.c
@@ -1147,7 +1147,7 @@ list_modified:
  * get mac address for the relevant Multicast address
  */
 static void
-lcs_get_mac_for_ipm(__u32 ipm, char *mac, struct net_device *dev)
+lcs_get_mac_for_ipm(__be32 ipm, char *mac, struct net_device *dev)
 {
        LCS_DBF_TEXT(4,trace, "getmac");
        if (dev->type == ARPHRD_IEEE802_TR)

diff --git a/drivers/s390/net/lcs.h b/drivers/s390/net/lcs.h
index 9314393..b5247dc 100644 (file)
--- a/drivers/s390/net/lcs.h
+++ b/drivers/s390/net/lcs.h
@@ -169,7 +169,7 @@ struct lcs_header {
 }  __attribute__ ((packed));
 
 struct lcs_ip_mac_pair {
-       __u32  ip_addr;
+       __be32  ip_addr;
        __u8   mac_addr[LCS_MAC_LENGTH];
        __u8   reserved[2];
 }  __attribute__ ((packed));
@@ -287,7 +287,7 @@ struct lcs_card {
        enum lcs_dev_states state;
        struct net_device *dev;
        struct net_device_stats stats;
-       unsigned short (*lan_type_trans)(struct sk_buff *skb,
+       __be16 (*lan_type_trans)(struct sk_buff *skb,
                                         struct net_device *dev);
        struct ccwgroup_device *gdev;
        struct lcs_channel read;

diff --git a/drivers/s390/net/qeth_eddp.c b/drivers/s390/net/qeth_eddp.c
index a363721..6bb558a 100644 (file)
--- a/drivers/s390/net/qeth_eddp.c
+++ b/drivers/s390/net/qeth_eddp.c
@@ -258,7 +258,7 @@ qeth_eddp_create_segment_hdrs(struct qeth_eddp_context *ctx,
 
 static inline void
 qeth_eddp_copy_data_tcp(char *dst, struct qeth_eddp_data *eddp, int len,
-                       u32 *hcsum)
+                       __wsum *hcsum)
 {
        struct skb_frag_struct *frag;
        int left_in_frag;
@@ -305,7 +305,7 @@ qeth_eddp_copy_data_tcp(char *dst, struct qeth_eddp_data *eddp, int len,
 static inline void
 qeth_eddp_create_segment_data_tcp(struct qeth_eddp_context *ctx,
                                  struct qeth_eddp_data *eddp, int data_len,
-                                 u32 hcsum)
+                                 __wsum hcsum)
 {
        u8 *page;
        int page_remainder;
@@ -349,10 +349,10 @@ qeth_eddp_create_segment_data_tcp(struct qeth_eddp_context *ctx,
        ((struct tcphdr *)eddp->th_in_ctx)->check = csum_fold(hcsum);
 }
 
-static inline u32
+static inline __wsum
 qeth_eddp_check_tcp4_hdr(struct qeth_eddp_data *eddp, int data_len)
 {
-       u32 phcsum; /* pseudo header checksum */
+       __wsum phcsum; /* pseudo header checksum */
 
        QETH_DBF_TEXT(trace, 5, "eddpckt4");
        eddp->th.tcp.h.check = 0;
@@ -363,11 +363,11 @@ qeth_eddp_check_tcp4_hdr(struct qeth_eddp_data *eddp, int data_len)
        return csum_partial((u8 *)&eddp->th, eddp->thl, phcsum);
 }
 
-static inline u32
+static inline __wsum
 qeth_eddp_check_tcp6_hdr(struct qeth_eddp_data *eddp, int data_len)
 {
-       u32 proto;
-       u32 phcsum; /* pseudo header checksum */
+       __be32 proto;
+       __wsum phcsum; /* pseudo header checksum */
 
        QETH_DBF_TEXT(trace, 5, "eddpckt6");
        eddp->th.tcp.h.check = 0;
@@ -405,7 +405,7 @@ __qeth_eddp_fill_context_tcp(struct qeth_eddp_context *ctx,
 {
        struct tcphdr *tcph;
        int data_len;
-       u32 hcsum;
+       __wsum hcsum;
 
        QETH_DBF_TEXT(trace, 5, "eddpftcp");
        eddp->skb_offset = sizeof(struct qeth_hdr) + eddp->nhl + eddp->thl;
@@ -433,22 +433,22 @@ __qeth_eddp_fill_context_tcp(struct qeth_eddp_context *ctx,
                        eddp->qh.hdr.l3.length = data_len + eddp->nhl +
                                                 eddp->thl;
                /* prepare ip hdr */
-               if (eddp->skb->protocol == ETH_P_IP){
-                       eddp->nh.ip4.h.tot_len = data_len + eddp->nhl +
-                                                eddp->thl;
+               if (eddp->skb->protocol == htons(ETH_P_IP)){
+                       eddp->nh.ip4.h.tot_len = htons(data_len + eddp->nhl +
+                                                eddp->thl);
                        eddp->nh.ip4.h.check = 0;
                        eddp->nh.ip4.h.check =
                                ip_fast_csum((u8 *)&eddp->nh.ip4.h,
                                                eddp->nh.ip4.h.ihl);
                } else
-                       eddp->nh.ip6.h.payload_len = data_len + eddp->thl;
+                       eddp->nh.ip6.h.payload_len = htons(data_len + eddp->thl);
                /* prepare tcp hdr */
                if (data_len == (eddp->skb->len - eddp->skb_offset)){
                        /* last segment -> set FIN and PSH flags */
                        eddp->th.tcp.h.fin = tcph->fin;
                        eddp->th.tcp.h.psh = tcph->psh;
                }
-               if (eddp->skb->protocol == ETH_P_IP)
+               if (eddp->skb->protocol == htons(ETH_P_IP))
                        hcsum = qeth_eddp_check_tcp4_hdr(eddp, data_len);
                else
                        hcsum = qeth_eddp_check_tcp6_hdr(eddp, data_len);
@@ -458,9 +458,9 @@ __qeth_eddp_fill_context_tcp(struct qeth_eddp_context *ctx,
                if (eddp->skb_offset >= eddp->skb->len)
                        break;
                /* prepare headers for next round */
-               if (eddp->skb->protocol == ETH_P_IP)
-                       eddp->nh.ip4.h.id++;
-               eddp->th.tcp.h.seq += data_len;
+               if (eddp->skb->protocol == htons(ETH_P_IP))
+                       eddp->nh.ip4.h.id = htons(ntohs(eddp->nh.ip4.h.id) + 1);
+               eddp->th.tcp.h.seq = htonl(ntohl(eddp->th.tcp.h.seq) + data_len);
        }
 }
 
@@ -472,7 +472,7 @@ qeth_eddp_fill_context_tcp(struct qeth_eddp_context *ctx,
 
        QETH_DBF_TEXT(trace, 5, "eddpficx");
        /* create our segmentation headers and copy original headers */
-       if (skb->protocol == ETH_P_IP)
+       if (skb->protocol == htons(ETH_P_IP))
                eddp = qeth_eddp_create_eddp_data(qhdr, (u8 *)skb->nh.iph,
                                skb->nh.iph->ihl*4,
                                (u8 *)skb->h.th, skb->h.th->doff*4);
@@ -490,7 +490,7 @@ qeth_eddp_fill_context_tcp(struct qeth_eddp_context *ctx,
                memcpy(&eddp->mac, eth_hdr(skb), ETH_HLEN);
 #ifdef CONFIG_QETH_VLAN
                if (eddp->mac.h_proto == __constant_htons(ETH_P_8021Q)) {
-                       eddp->vlan[0] = __constant_htons(skb->protocol);
+                       eddp->vlan[0] = skb->protocol;
                        eddp->vlan[1] = htons(vlan_tx_tag_get(skb));
                }
 #endif /* CONFIG_QETH_VLAN */
@@ -588,11 +588,11 @@ qeth_eddp_create_context_tcp(struct qeth_card *card, struct sk_buff *skb,
        struct qeth_eddp_context *ctx = NULL;
 
        QETH_DBF_TEXT(trace, 5, "creddpct");
-       if (skb->protocol == ETH_P_IP)
+       if (skb->protocol == htons(ETH_P_IP))
                ctx = qeth_eddp_create_context_generic(card, skb,
                        sizeof(struct qeth_hdr) + skb->nh.iph->ihl*4 +
                        skb->h.th->doff*4);
-       else if (skb->protocol == ETH_P_IPV6)
+       else if (skb->protocol == htons(ETH_P_IPV6))
                ctx = qeth_eddp_create_context_generic(card, skb,
                        sizeof(struct qeth_hdr) + sizeof(struct ipv6hdr) +
                        skb->h.th->doff*4);

diff --git a/drivers/s390/net/qeth_eddp.h b/drivers/s390/net/qeth_eddp.h
index cae9ba2..103768d 100644 (file)
--- a/drivers/s390/net/qeth_eddp.h
+++ b/drivers/s390/net/qeth_eddp.h
@@ -54,7 +54,7 @@ qeth_eddp_check_buffers_for_context(struct qeth_qdio_out_q *,
 struct qeth_eddp_data {
        struct qeth_hdr qh;
        struct ethhdr mac;
-       u16 vlan[2];
+       __be16 vlan[2];
        union {
                struct {
                        struct iphdr h;