Commit 022f3e2e authored Mar 19, 2013 by Henry C Chang Committed by Sage Weil May 01, 2013

ceph: fix buffer pointer advance in ceph_sync_write



We should advance the user data pointer by _len_ instead of _written_.
_len_ is the data length written in each iteration while _written_ is the
accumulated data length we have writtent out.

Signed-off-by: Henry C Chang <henry.cy.chang@gmail.com>
Reviewed-by: Greg Farnum <greg@inktank.com>
Tested-by: Sage Weil <sage@inktank.com>

parent 2f276c51

fs/ceph/file.c

+1 −1

Original line number	Original line	Diff line number	Diff line
	@@ -611,7 +611,7 @@ static ssize_t ceph_sync_write(struct file file, const char __user data,
	pos += len;		pos += len;
	written += len;		written += len;
	left -= len;		left -= len;
	data += written;		data += len;
	if (left)		if (left)
	goto more;		goto more;