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authorGreg Kroah-Hartman <gregkh@linuxfoundation.org>2026-03-19 16:15:33 +0100
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2026-03-19 16:15:33 +0100
commit7e2dc8ed7862ac622b5a59953b679de97001dc83 (patch)
treed2d2cf61a22f5a6404000ee007c5e80bc2d9eca9 /fs/smb/client/smb2ops.c
parenta7e8c9cc3a13baf3dcf9734dd55609aa7ff9a1a0 (diff)
parent4a2b0ed2ac7abe9743e1559d212075a0ebac96b3 (diff)
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'fs/smb/client/smb2ops.c')
-rw-r--r--fs/smb/client/smb2ops.c14
1 files changed, 12 insertions, 2 deletions
diff --git a/fs/smb/client/smb2ops.c b/fs/smb/client/smb2ops.c
index 4eb7879479ba..9bfd3711030b 100644
--- a/fs/smb/client/smb2ops.c
+++ b/fs/smb/client/smb2ops.c
@@ -628,6 +628,7 @@ parse_server_interfaces(struct network_interface_info_ioctl_rsp *buf,
struct smb_sockaddr_in6 *p6;
struct cifs_server_iface *info = NULL, *iface = NULL, *niface = NULL;
struct cifs_server_iface tmp_iface;
+ __be16 port;
ssize_t bytes_left;
size_t next = 0;
int nb_iface = 0;
@@ -662,6 +663,15 @@ parse_server_interfaces(struct network_interface_info_ioctl_rsp *buf,
goto out;
}
+ spin_lock(&ses->server->srv_lock);
+ if (ses->server->dstaddr.ss_family == AF_INET)
+ port = ((struct sockaddr_in *)&ses->server->dstaddr)->sin_port;
+ else if (ses->server->dstaddr.ss_family == AF_INET6)
+ port = ((struct sockaddr_in6 *)&ses->server->dstaddr)->sin6_port;
+ else
+ port = cpu_to_be16(CIFS_PORT);
+ spin_unlock(&ses->server->srv_lock);
+
while (bytes_left >= (ssize_t)sizeof(*p)) {
memset(&tmp_iface, 0, sizeof(tmp_iface));
/* default to 1Gbps when link speed is unset */
@@ -682,7 +692,7 @@ parse_server_interfaces(struct network_interface_info_ioctl_rsp *buf,
memcpy(&addr4->sin_addr, &p4->IPv4Address, 4);
/* [MS-SMB2] 2.2.32.5.1.1 Clients MUST ignore these */
- addr4->sin_port = cpu_to_be16(CIFS_PORT);
+ addr4->sin_port = port;
cifs_dbg(FYI, "%s: ipv4 %pI4\n", __func__,
&addr4->sin_addr);
@@ -696,7 +706,7 @@ parse_server_interfaces(struct network_interface_info_ioctl_rsp *buf,
/* [MS-SMB2] 2.2.32.5.1.2 Clients MUST ignore these */
addr6->sin6_flowinfo = 0;
addr6->sin6_scope_id = 0;
- addr6->sin6_port = cpu_to_be16(CIFS_PORT);
+ addr6->sin6_port = port;
cifs_dbg(FYI, "%s: ipv6 %pI6\n", __func__,
&addr6->sin6_addr);