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Commit 0ecdb4f5 authored by Sachin Prabhu's avatar Sachin Prabhu Committed by Steve French
Browse files

cifs: move unix extension call to cifs_query_symlink() 



Unix extensions rigth now are only applicable to smb1 operations.
Move the check and subsequent unix extension call to the smb1
specific call to query_symlink() ie. cifs_query_symlink().

Signed-off-by: default avatarSachin Prabhu <sprabhu@redhat.com>
Reviewed-by: default avatarJeff Layton <jlayton@redhat.com>
Signed-off-by: default avatarSteve French <smfrench@gmail.com>
parent 0f8dce1c

fs/cifs/link.c

+1 −4
Original line number Diff line number Diff line
@@ -518,10 +518,7 @@ cifs_follow_link(struct dentry *direntry, struct nameidata *nd) 
		rc = query_mf_symlink(xid, tcon, cifs_sb, full_path,

				      &target_path);



	if ((rc != 0) && cap_unix(tcon->ses))

		rc = CIFSSMBUnixQuerySymLink(xid, tcon, full_path, &target_path,

					     cifs_sb->local_nls);

	else if (rc != 0 && server->ops->query_symlink)

	if (rc != 0 && server->ops->query_symlink)

		rc = server->ops->query_symlink(xid, tcon, full_path,

						&target_path, cifs_sb);

fs/cifs/smb1ops.c

+14 −6
Original line number Diff line number Diff line
@@ -918,22 +918,30 @@ cifs_query_symlink(const unsigned int xid, struct cifs_tcon *tcon, 


	cifs_dbg(FYI, "%s: path: %s\n", __func__, full_path);



	/* Check for unix extensions */

	if (cap_unix(tcon->ses)) {

		rc = CIFSSMBUnixQuerySymLink(xid, tcon, full_path, target_path,

					     cifs_sb->local_nls);

		goto out;

	}



	rc = CIFSSMBOpen(xid, tcon, full_path, FILE_OPEN,

			 FILE_READ_ATTRIBUTES, OPEN_REPARSE_POINT, &netfid,

			 &oplock, NULL, cifs_sb->local_nls,

			 cifs_sb->mnt_cifs_flags & CIFS_MOUNT_MAP_SPECIAL_CHR);

	if (rc)

		return rc;

		goto out;



	rc = CIFSSMBQuerySymLink(xid, tcon, netfid, target_path,

				 cifs_sb->local_nls);

	if (rc) {

		CIFSSMBClose(xid, tcon, netfid);

		return rc;

	}

	if (rc)

		goto out_close;



	convert_delimiter(*target_path, '/');

out_close:

	CIFSSMBClose(xid, tcon, netfid);

out:

	if (!rc)

		cifs_dbg(FYI, "%s: target path: %s\n", __func__, *target_path);

	return rc;

}