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-rw-r--r--fs/cifs/smb2transport.c8
1 files changed, 8 insertions, 0 deletions
diff --git a/fs/cifs/smb2transport.c b/fs/cifs/smb2transport.c
index fa1fec2e3c8d..d1181572758b 100644
--- a/fs/cifs/smb2transport.c
+++ b/fs/cifs/smb2transport.c
@@ -619,6 +619,10 @@ smb2_get_mid_entry(struct cifs_ses *ses, struct smb2_sync_hdr *shdr,
return -EAGAIN;
}
+ if (ses->server->tcpStatus == CifsNeedNegotiate &&
+ shdr->Command != SMB2_NEGOTIATE)
+ return -EAGAIN;
+
if (ses->status == CifsNew) {
if ((shdr->Command != SMB2_SESSION_SETUP) &&
(shdr->Command != SMB2_NEGOTIATE))
@@ -702,6 +706,10 @@ smb2_setup_async_request(struct TCP_Server_Info *server, struct smb_rqst *rqst)
(struct smb2_sync_hdr *)rqst->rq_iov[0].iov_base;
struct mid_q_entry *mid;
+ if (server->tcpStatus == CifsNeedNegotiate &&
+ shdr->Command != SMB2_NEGOTIATE)
+ return ERR_PTR(-EAGAIN);
+
smb2_seq_num_into_buf(server, shdr);
mid = smb2_mid_entry_alloc(shdr, server);