The compat mode code also needs adjustment to deal with the changed return value from gnttab_copy().
Signed-off-by: Jan Beulich <jbeul...@suse.com> --- a/xen/common/compat/grant_table.c +++ b/xen/common/compat/grant_table.c @@ -258,9 +258,9 @@ int compat_grant_table_op(unsigned int c rc = gnttab_copy(guest_handle_cast(nat.uop, gnttab_copy_t), n); if ( rc > 0 ) { - ASSERT(rc < n); - i -= n - rc; - n = rc; + ASSERT(rc <= n); + i -= rc; + n -= rc; } if ( rc >= 0 ) { _______________________________________________ Xen-devel mailing list Xen-devel@lists.xen.org https://lists.xen.org/xen-devel