It's unclear what the real maximum is, but we use an uint32_t to store
the log size in vhdx_co_create(), so we should check that the given
value fits in 32 bits.
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
Reviewed-by: Jeff Cody <jcody@redhat.com>
if (!vhdx_opts->has_log_size) {
log_size = DEFAULT_LOG_SIZE;
} else {
+ if (vhdx_opts->log_size > UINT32_MAX) {
+ error_setg(errp, "Log size must be smaller than 4 GB");
+ return -EINVAL;
+ }
log_size = vhdx_opts->log_size;
}
if (log_size < MiB || (log_size % MiB) != 0) {