tree 68a8569904410301bbeb6567788a2882d144b504
parent 4c207ef48269377236cd38979197c5e1631c8c16
author Matthew Wilcox (Oracle) <willy@infradead.org> 1601693723 +0100
committer Al Viro <viro@zeniv.linux.org.uk> 1602786042 -0400

fs: Allow a NULL pos pointer to __kernel_read

Match the behaviour of new_sync_read() and __kernel_write().

Reviewed-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Matthew Wilcox (Oracle) <willy@infradead.org>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>