When dest is NULL, i.e. a new copy of the list is created, we don't get a properly terminated list after the realloc. Initialize it as an empty list.
Signed-off-by: Kevin Wolf <kw...@redhat.com> --- Xudong, can you please try this one? I think it should fix your qemu-img problem. qemu-option.c | 1 + 1 files changed, 1 insertions(+), 0 deletions(-) diff --git a/qemu-option.c b/qemu-option.c index acd74f9..f884865 100644 --- a/qemu-option.c +++ b/qemu-option.c @@ -378,6 +378,7 @@ QEMUOptionParameter *append_option_parameters(QEMUOptionParameter *dest, num_options += count_option_parameters(list); dest = qemu_realloc(dest, (num_options + 1) * sizeof(QEMUOptionParameter)); + dest[num_dest_options].name = NULL; while (list && list->name) { if (get_option_parameter(dest, list->name) == NULL) { -- 1.6.6.1