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Commit 9ab70ca6 authored by Kovtunenko Oleksandr's avatar Kovtunenko Oleksandr Committed by Steve French
Browse files

Fixed https://bugzilla.kernel.org/show_bug.cgi?id=202935 allow write on the same file 



Copychunk allows source and target to be on the same file.
For details on restrictions see MS-SMB2 3.3.5.15.6

Signed-off-by: default avatarKovtunenko Oleksandr <alexander198961@gmail.com>
Signed-off-by: default avatarSteve French <stfrench@microsoft.com>
parent 2c87d6a9

fs/cifs/cifsfs.c

+0 −5
Original line number Diff line number Diff line
@@ -1070,11 +1070,6 @@ ssize_t cifs_file_copychunk_range(unsigned int xid, 


	cifs_dbg(FYI, "copychunk range\n");



	if (src_inode == target_inode) {

		rc = -EINVAL;

		goto out;

	}



	if (!src_file->private_data || !dst_file->private_data) {

		rc = -EBADF;

		cifs_dbg(VFS, "missing cifsFileInfo on copy range src file\n");