diff options
| -rw-r--r-- | fs/smb/client/cifsfs.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/fs/smb/client/cifsfs.c b/fs/smb/client/cifsfs.c index 33ea1440f4b0..bbd6089e4d58 100644 --- a/fs/smb/client/cifsfs.c +++ b/fs/smb/client/cifsfs.c @@ -1203,7 +1203,9 @@ static loff_t cifs_remap_file_range(struct file *src_file, loff_t off, unsigned int xid; int rc; - if (remap_flags & ~(REMAP_FILE_DEDUP | REMAP_FILE_ADVISORY)) + if (remap_flags & REMAP_FILE_DEDUP) + return -EOPNOTSUPP; + if (remap_flags & ~REMAP_FILE_ADVISORY) return -EINVAL; cifs_dbg(FYI, "clone range\n"); |