1 files changed, 4 insertions, 0 deletions

diff --git a/fs/cifs/connect.c b/fs/cifs/connect.c
index e27e5ad8b591..f05d9e2016d5 100644
--- a/fs/cifs/connect.c
+++ b/fs/cifs/connect.c
@@ -1891,6 +1891,10 @@ cifs_mount(struct super_block *sb, struct cifs_sb_info *cifs_sb,
                                 }
                         }
                 }
+                if (!(tcon->ses->capabilities & CAP_LARGE_WRITE_X))
+                        cifs_sb->wsize = min(cifs_sb->wsize,
+                                             (tcon->ses->server->maxBuf -
+                                              MAX_CIFS_HDR_SIZE));
         }
 
         /* volume_info.password is freed above when existing session found