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Diffstat (limited to 'fs/nfs/nfs4file.c')
-rw-r--r--fs/nfs/nfs4file.c12
1 files changed, 4 insertions, 8 deletions
diff --git a/fs/nfs/nfs4file.c b/fs/nfs/nfs4file.c
index 4288a6ecaf75..134858507268 100644
--- a/fs/nfs/nfs4file.c
+++ b/fs/nfs/nfs4file.c
@@ -133,15 +133,11 @@ static ssize_t nfs4_copy_file_range(struct file *file_in, loff_t pos_in,
struct file *file_out, loff_t pos_out,
size_t count, unsigned int flags)
{
- ssize_t ret;
-
+ if (!nfs_server_capable(file_inode(file_out), NFS_CAP_COPY))
+ return -EOPNOTSUPP;
if (file_inode(file_in) == file_inode(file_out))
- return -EINVAL;
-retry:
- ret = nfs42_proc_copy(file_in, pos_in, file_out, pos_out, count);
- if (ret == -EAGAIN)
- goto retry;
- return ret;
+ return -EOPNOTSUPP;
+ return nfs42_proc_copy(file_in, pos_in, file_out, pos_out, count);
}
static loff_t nfs4_file_llseek(struct file *filep, loff_t offset, int whence)