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-rw-r--r--fs/cifs/inode.c13
1 files changed, 10 insertions, 3 deletions
diff --git a/fs/cifs/inode.c b/fs/cifs/inode.c
index c23bdec..197cb50 100644
--- a/fs/cifs/inode.c
+++ b/fs/cifs/inode.c
@@ -960,11 +960,18 @@ struct inode *cifs_root_iget(struct super_block *sb)
struct cifs_tcon *tcon = cifs_sb_master_tcon(cifs_sb);
xid = get_xid();
- if (tcon->unix_ext)
+ if (tcon->unix_ext) {
rc = cifs_get_inode_info_unix(&inode, "", sb, xid);
- else
- rc = cifs_get_inode_info(&inode, "", NULL, sb, xid, NULL);
+ /* some servers mistakenly claim POSIX support */
+ if (rc != -EOPNOTSUPP)
+ goto iget_no_retry;
+ cifs_dbg(VFS, "server does not support POSIX extensions");
+ tcon->unix_ext = false;
+ }
+
+ rc = cifs_get_inode_info(&inode, "", NULL, sb, xid, NULL);
+iget_no_retry:
if (!inode) {
inode = ERR_PTR(rc);
goto out;
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