The patch below does not apply to the 5.10-stable tree.
If someone wants it applied there, or to any other stable or longterm
tree, then please email the backport, including the original git commit
id to <stable@xxxxxxxxxxxxxxx>.
thanks,
greg k-h
------------------ original commit in Linus's tree ------------------
>From af3a6d1018f02c6dc8388f1f3785a559c7ab5961 Mon Sep 17 00:00:00 2001
From: Paulo Alcantara <pc@xxxxxx>
Date: Fri, 24 Jun 2022 15:01:43 -0300
Subject: [PATCH] cifs: update cifs_ses::ip_addr after failover
cifs_ses::ip_addr wasn't being updated in cifs_session_setup() when
reconnecting SMB sessions thus returning wrong value in
/proc/fs/cifs/DebugData.
Signed-off-by: Paulo Alcantara (SUSE) <pc@xxxxxx>
Cc: stable@xxxxxxxxxx
Signed-off-by: Steve French <stfrench@xxxxxxxxxxxxx>
diff --git a/fs/cifs/connect.c b/fs/cifs/connect.c
index 8d56325915d0..fa29c9aae24b 100644
--- a/fs/cifs/connect.c
+++ b/fs/cifs/connect.c
@@ -4025,10 +4025,16 @@ cifs_setup_session(const unsigned int xid, struct cifs_ses *ses,
struct nls_table *nls_info)
{
int rc = -ENOSYS;
+ struct sockaddr_in6 *addr6 = (struct sockaddr_in6 *)&server->dstaddr;
+ struct sockaddr_in *addr = (struct sockaddr_in *)&server->dstaddr;
bool is_binding = false;
-
spin_lock(&cifs_tcp_ses_lock);
+ if (server->dstaddr.ss_family == AF_INET6)
+ scnprintf(ses->ip_addr, sizeof(ses->ip_addr), "%pI6", &addr6->sin6_addr);
+ else
+ scnprintf(ses->ip_addr, sizeof(ses->ip_addr), "%pI4", &addr->sin_addr);
+
if (ses->ses_status != SES_GOOD &&
ses->ses_status != SES_NEW &&
ses->ses_status != SES_NEED_RECON) {
