tree a55b809de66779126d5821d90c35679c312875df
parent 6797d97ab9d1b0ef94bf6063920669409dc2d730
author Christoph Hellwig <hch@lst.de> 1589990294 +0200
committer Al Viro <viro@zeniv.linux.org.uk> 1589991086 -0400

fs: make the pipe_buf_operations ->steal operation optional

Just return 1 for failure if it is not present.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>