D34114.diff
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D34114.diff
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	diff --git a/sys/compat/lindebugfs/lindebugfs.c b/sys/compat/lindebugfs/lindebugfs.c
	--- a/sys/compat/lindebugfs/lindebugfs.c
	+++ b/sys/compat/lindebugfs/lindebugfs.c
	@@ -130,8 +130,14 @@
	if ((rc = linux_set_current_flags(curthread, M_NOWAIT)))
	return (rc);
	vn.v_data = d->dm_data;
	- buf = uio->uio_iov[0].iov_base;
	- len = min(uio->uio_iov[0].iov_len, uio->uio_resid);
	+ if (uio->uio_rw == UIO_READ) {
	+ buf = uio->uio_iov[0].iov_base;
	+ len = min(uio->uio_iov[0].iov_len, uio->uio_resid);
	+ } else {
	+ sbuf_finish(sb);
	+ buf = sbuf_data(sb);
	+ len = sbuf_len(sb);
	+ }
	off = 0;
	lf.private_data = NULL;
	rc = d->dm_fops->open(&vn, &lf);