summary refs log tree commit diff
diff options
context:
space:
mode:
-rw-r--r--fs/cifs/smb2pdu.c11
1 files changed, 9 insertions, 2 deletions
diff --git a/fs/cifs/smb2pdu.c b/fs/cifs/smb2pdu.c
index 5e8c4737b183..12b4dddaedb0 100644
--- a/fs/cifs/smb2pdu.c
+++ b/fs/cifs/smb2pdu.c
@@ -543,6 +543,7 @@ assemble_neg_contexts(struct smb2_negotiate_req *req,
 		      struct TCP_Server_Info *server, unsigned int *total_len)
 {
 	char *pneg_ctxt;
+	char *hostname = NULL;
 	unsigned int ctxt_len, neg_context_count;
 
 	if (*total_len > 200) {
@@ -574,9 +575,15 @@ assemble_neg_contexts(struct smb2_negotiate_req *req,
 	*total_len += sizeof(struct smb2_posix_neg_context);
 	pneg_ctxt += sizeof(struct smb2_posix_neg_context);
 
-	if (server->hostname && (server->hostname[0] != 0)) {
+	/*
+	 * secondary channels don't have the hostname field populated
+	 * use the hostname field in the primary channel instead
+	 */
+	hostname = CIFS_SERVER_IS_CHAN(server) ?
+		server->primary_server->hostname : server->hostname;
+	if (hostname && (hostname[0] != 0)) {
 		ctxt_len = build_netname_ctxt((struct smb2_netname_neg_context *)pneg_ctxt,
-					server->hostname);
+					      hostname);
 		*total_len += ctxt_len;
 		pneg_ctxt += ctxt_len;
 		neg_context_count = 4;