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-rw-r--r--drivers/infiniband/ulp/isert/ib_isert.c21
-rw-r--r--drivers/target/iscsi/iscsi_target_configfs.c4
-rw-r--r--drivers/target/iscsi/iscsi_target_login.c35
-rw-r--r--drivers/target/iscsi/iscsi_target_stat.c2
-rw-r--r--drivers/target/iscsi/iscsi_target_util.c32
-rw-r--r--include/target/iscsi/iscsi_target_core.h3
-rw-r--r--include/target/iscsi/iscsi_target_stat.h2
7 files changed, 53 insertions, 46 deletions
diff --git a/drivers/infiniband/ulp/isert/ib_isert.c b/drivers/infiniband/ulp/isert/ib_isert.c
index 9e7094c244ea..aa08606f75a2 100644
--- a/drivers/infiniband/ulp/isert/ib_isert.c
+++ b/drivers/infiniband/ulp/isert/ib_isert.c
@@ -3206,28 +3206,11 @@ isert_set_conn_info(struct iscsi_np *np, struct iscsi_conn *conn,
{
struct rdma_cm_id *cm_id = isert_conn->cm_id;
struct rdma_route *cm_route = &cm_id->route;
- struct sockaddr_in *sock_in;
- struct sockaddr_in6 *sock_in6;
conn->login_family = np->np_sockaddr.ss_family;
- if (np->np_sockaddr.ss_family == AF_INET6) {
- sock_in6 = (struct sockaddr_in6 *)&cm_route->addr.dst_addr;
- snprintf(conn->login_ip, sizeof(conn->login_ip), "%pI6c",
- &sock_in6->sin6_addr.in6_u);
- conn->login_port = ntohs(sock_in6->sin6_port);
-
- sock_in6 = (struct sockaddr_in6 *)&cm_route->addr.src_addr;
- memcpy(&conn->local_sockaddr , &sock_in6, sizeof(sock_in6));
- } else {
- sock_in = (struct sockaddr_in *)&cm_route->addr.dst_addr;
- sprintf(conn->login_ip, "%pI4",
- &sock_in->sin_addr.s_addr);
- conn->login_port = ntohs(sock_in->sin_port);
-
- sock_in = (struct sockaddr_in *)&cm_route->addr.src_addr;
- memcpy(&conn->local_sockaddr , &sock_in, sizeof(sock_in));
- }
+ conn->login_sockaddr = cm_route->addr.dst_addr;
+ conn->local_sockaddr = cm_route->addr.src_addr;
}
static int
diff --git a/drivers/target/iscsi/iscsi_target_configfs.c b/drivers/target/iscsi/iscsi_target_configfs.c
index 8d69c4132221..5afa6294eda2 100644
--- a/drivers/target/iscsi/iscsi_target_configfs.c
+++ b/drivers/target/iscsi/iscsi_target_configfs.c
@@ -267,7 +267,7 @@ static struct se_tpg_np *lio_target_call_addnptotpg(
sock_in6 = (struct sockaddr_in6 *)&sockaddr;
sock_in6->sin6_family = AF_INET6;
sock_in6->sin6_port = htons((unsigned short)port);
- ret = in6_pton(str, IPV6_ADDRESS_SPACE,
+ ret = in6_pton(str, -1,
(void *)&sock_in6->sin6_addr.in6_u, -1, &end);
if (ret <= 0) {
pr_err("in6_pton returned: %d\n", ret);
@@ -753,7 +753,7 @@ static ssize_t lio_target_nacl_show_info(
break;
}
- rb += sprintf(page+rb, " Address %s %s", conn->login_ip,
+ rb += sprintf(page+rb, " Address %pISc %s", &conn->login_sockaddr,
(conn->network_transport == ISCSI_TCP) ?
"TCP" : "SCTP");
rb += sprintf(page+rb, " StatSN: 0x%08x\n",
diff --git a/drivers/target/iscsi/iscsi_target_login.c b/drivers/target/iscsi/iscsi_target_login.c
index 007299acefbd..b7ef6fa82fbf 100644
--- a/drivers/target/iscsi/iscsi_target_login.c
+++ b/drivers/target/iscsi/iscsi_target_login.c
@@ -728,8 +728,8 @@ int iscsi_post_login_handler(
stop_timer = 1;
}
- pr_debug("iSCSI Login successful on CID: %hu from %s to"
- " %pISpc,%hu\n", conn->cid, conn->login_ip,
+ pr_debug("iSCSI Login successful on CID: %hu from %pISpc to"
+ " %pISpc,%hu\n", conn->cid, &conn->login_sockaddr,
&conn->local_sockaddr, tpg->tpgt);
list_add_tail(&conn->conn_list, &sess->sess_conn_list);
@@ -774,8 +774,8 @@ int iscsi_post_login_handler(
pr_debug("Moving to TARG_SESS_STATE_LOGGED_IN.\n");
sess->session_state = TARG_SESS_STATE_LOGGED_IN;
- pr_debug("iSCSI Login successful on CID: %hu from %s to %pISpc,%hu\n",
- conn->cid, conn->login_ip, &conn->local_sockaddr,
+ pr_debug("iSCSI Login successful on CID: %hu from %pISpc to %pISpc,%hu\n",
+ conn->cid, &conn->login_sockaddr, &conn->local_sockaddr,
tpg->tpgt);
spin_lock_bh(&sess->conn_lock);
@@ -1015,13 +1015,15 @@ int iscsit_accept_np(struct iscsi_np *np, struct iscsi_conn *conn)
rc = conn->sock->ops->getname(conn->sock,
(struct sockaddr *)&sock_in6, &err, 1);
if (!rc) {
- if (!ipv6_addr_v4mapped(&sock_in6.sin6_addr))
- snprintf(conn->login_ip, sizeof(conn->login_ip), "[%pI6c]",
- &sock_in6.sin6_addr.in6_u);
- else
- snprintf(conn->login_ip, sizeof(conn->login_ip), "%pI4",
- &sock_in6.sin6_addr.s6_addr32[3]);
- conn->login_port = ntohs(sock_in6.sin6_port);
+ if (!ipv6_addr_v4mapped(&sock_in6.sin6_addr)) {
+ memcpy(&conn->login_sockaddr, &sock_in6, sizeof(sock_in6));
+ } else {
+ /* Pretend to be an ipv4 socket */
+ sock_in.sin_family = AF_INET;
+ sock_in.sin_port = sock_in6.sin6_port;
+ memcpy(&sock_in.sin_addr, &sock_in6.sin6_addr.s6_addr32[3], 4);
+ memcpy(&conn->login_sockaddr, &sock_in, sizeof(sock_in));
+ }
}
rc = conn->sock->ops->getname(conn->sock,
@@ -1042,11 +1044,8 @@ int iscsit_accept_np(struct iscsi_np *np, struct iscsi_conn *conn)
rc = conn->sock->ops->getname(conn->sock,
(struct sockaddr *)&sock_in, &err, 1);
- if (!rc) {
- sprintf(conn->login_ip, "%pI4",
- &sock_in.sin_addr.s_addr);
- conn->login_port = ntohs(sock_in.sin_port);
- }
+ if (!rc)
+ memcpy(&conn->login_sockaddr, &sock_in, sizeof(sock_in));
rc = conn->sock->ops->getname(conn->sock,
(struct sockaddr *)&sock_in, &err, 0);
@@ -1311,8 +1310,8 @@ static int __iscsi_target_login_thread(struct iscsi_np *np)
conn->network_transport = np->np_network_transport;
- pr_debug("Received iSCSI login request from %s on %s Network"
- " Portal %pISpc\n", conn->login_ip, np->np_transport->name,
+ pr_debug("Received iSCSI login request from %pISpc on %s Network"
+ " Portal %pISpc\n", &conn->login_sockaddr, np->np_transport->name,
&conn->local_sockaddr);
pr_debug("Moving to TARG_CONN_STATE_IN_LOGIN.\n");
diff --git a/drivers/target/iscsi/iscsi_target_stat.c b/drivers/target/iscsi/iscsi_target_stat.c
index 5e1349a3b143..9dd94ff0b62c 100644
--- a/drivers/target/iscsi/iscsi_target_stat.c
+++ b/drivers/target/iscsi/iscsi_target_stat.c
@@ -430,7 +430,7 @@ static ssize_t iscsi_stat_tgt_attr_show_attr_fail_intr_addr(
int ret;
spin_lock(&lstat->lock);
- ret = snprintf(page, PAGE_SIZE, "%s\n", lstat->last_intr_fail_ip_addr);
+ ret = snprintf(page, PAGE_SIZE, "%pISc\n", &lstat->last_intr_fail_sockaddr);
spin_unlock(&lstat->lock);
return ret;
diff --git a/drivers/target/iscsi/iscsi_target_util.c b/drivers/target/iscsi/iscsi_target_util.c
index 7df4fac69f39..428b0d9e3dba 100644
--- a/drivers/target/iscsi/iscsi_target_util.c
+++ b/drivers/target/iscsi/iscsi_target_util.c
@@ -1372,6 +1372,33 @@ int tx_data(
return iscsit_do_tx_data(conn, &c);
}
+static bool sockaddr_equal(struct sockaddr_storage *x, struct sockaddr_storage *y)
+{
+ switch (x->ss_family) {
+ case AF_INET: {
+ struct sockaddr_in *sinx = (struct sockaddr_in *)x;
+ struct sockaddr_in *siny = (struct sockaddr_in *)y;
+ if (sinx->sin_addr.s_addr != siny->sin_addr.s_addr)
+ return false;
+ if (sinx->sin_port != siny->sin_port)
+ return false;
+ break;
+ }
+ case AF_INET6: {
+ struct sockaddr_in6 *sinx = (struct sockaddr_in6 *)x;
+ struct sockaddr_in6 *siny = (struct sockaddr_in6 *)y;
+ if (!ipv6_addr_equal(&sinx->sin6_addr, &siny->sin6_addr))
+ return false;
+ if (sinx->sin6_port != siny->sin6_port)
+ return false;
+ break;
+ }
+ default:
+ return false;
+ }
+ return true;
+}
+
void iscsit_collect_login_stats(
struct iscsi_conn *conn,
u8 status_class,
@@ -1388,7 +1415,7 @@ void iscsit_collect_login_stats(
ls = &tiqn->login_stats;
spin_lock(&ls->lock);
- if (!strcmp(conn->login_ip, ls->last_intr_fail_ip_addr) &&
+ if (sockaddr_equal(&conn->login_sockaddr, &ls->last_intr_fail_sockaddr) &&
((get_jiffies_64() - ls->last_fail_time) < 10)) {
/* We already have the failure info for this login */
spin_unlock(&ls->lock);
@@ -1428,8 +1455,7 @@ void iscsit_collect_login_stats(
ls->last_intr_fail_ip_family = conn->login_family;
- snprintf(ls->last_intr_fail_ip_addr, IPV6_ADDRESS_SPACE,
- "%s", conn->login_ip);
+ ls->last_intr_fail_sockaddr = conn->login_sockaddr;
ls->last_fail_time = get_jiffies_64();
}
diff --git a/include/target/iscsi/iscsi_target_core.h b/include/target/iscsi/iscsi_target_core.h
index b9434117785f..f3eb99809557 100644
--- a/include/target/iscsi/iscsi_target_core.h
+++ b/include/target/iscsi/iscsi_target_core.h
@@ -528,8 +528,7 @@ struct iscsi_conn {
u32 exp_statsn;
/* Per connection status sequence number */
u32 stat_sn;
-#define IPV6_ADDRESS_SPACE 48
- unsigned char login_ip[IPV6_ADDRESS_SPACE];
+ struct __kernel_sockaddr_storage login_sockaddr;
struct __kernel_sockaddr_storage local_sockaddr;
int conn_usage_count;
int conn_waiting_on_uc;
diff --git a/include/target/iscsi/iscsi_target_stat.h b/include/target/iscsi/iscsi_target_stat.h
index 3ff76b4faad3..f2a583cdf08b 100644
--- a/include/target/iscsi/iscsi_target_stat.h
+++ b/include/target/iscsi/iscsi_target_stat.h
@@ -50,7 +50,7 @@ struct iscsi_login_stats {
u64 last_fail_time; /* time stamp (jiffies) */
u32 last_fail_type;
int last_intr_fail_ip_family;
- unsigned char last_intr_fail_ip_addr[IPV6_ADDRESS_SPACE];
+ struct __kernel_sockaddr_storage last_intr_fail_sockaddr;
char last_intr_fail_name[224];
} ____cacheline_aligned;