Hi yadong,
> static int alloc_free_io_port_range(vmm_io_port_list_t *io_list,
> ioport_range_t *io_range)
> {
> uint16_t free_port_addr = io_list->alloc_addr;
> if (free_port_addr + io_range->size < free_port_addr) {
> /* Possible overflow */
> return -1;
> }
> io_list->alloc_addr += io_range->size;
> io_range->start = free_port_addr;
> io_range->end = free_port_addr + io_range->size;
> return 0;
> }
> I think "io_range->end = free_port_addr + io_range->size;" should change to
> "io_range->end = free_port_addr + io_range->size - 1;" ?
Thanks for catching this!
I've submitted a PR on Github [1] which resolves this issue.
Regards,
Damon
[1] https://github.com/SEL4PROJ/seL4_projects_libs/pull/10
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