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Commit ce76fd30 authored by Mark Fasheh's avatar Mark Fasheh
Browse files

ocfs2: check ia_size limits in setattr 



We have to manually check the requested truncate size as the check in
vmtruncate() comes too late for Ocfs2.

Signed-off-by: default avatarMark Fasheh <mark.fasheh@oracle.com>
parent 7c08d70c

fs/ocfs2/file.c

+5 −0
Original line number Original line Diff line number Diff line
@@ -1028,6 +1028,11 @@ int ocfs2_setattr(struct dentry *dentry, struct iattr *attr) 
	}

	}





	if (size_change && attr->ia_size != i_size_read(inode)) {

	if (size_change && attr->ia_size != i_size_read(inode)) {

		if (attr->ia_size > sb->s_maxbytes) {

			status = -EFBIG;

			goto bail_unlock;

		}



		if (i_size_read(inode) > attr->ia_size)

		if (i_size_read(inode) > attr->ia_size)

			status = ocfs2_truncate_file(inode, bh, attr->ia_size);

			status = ocfs2_truncate_file(inode, bh, attr->ia_size);

		else

		else