Commit 42d70f8e authored Mar 10, 2020 by Yan, Zheng Committed by Ilya Dryomov Mar 30, 2020

ceph: request new max size only when there is auth cap



When there is no auth cap, check_max_size() can't do anything and may
cause an infinite loop inside ceph_get_caps().

Signed-off-by: "Yan, Zheng" <zyan@redhat.com>
Reviewed-by: Jeff Layton <jlayton@kernel.org>
Signed-off-by: Ilya Dryomov <idryomov@gmail.com>

parent 546d4020

fs/ceph/caps.c

+1 −1

Original line number	Diff line number	Diff line
		@@ -2582,7 +2582,7 @@ again:
		dout("get_cap_refs %p endoff %llu > maxsize %llu\n",
		inode, endoff, ci->i_max_size);
		if (endoff > ci->i_requested_max_size)
		ret = -EFBIG;
		ret = ci->i_auth_cap ? -EFBIG : -ESTALE;
		goto out_unlock;
		}
		/*

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