uint32_t len_log2;
uint32_t ring_size;
- if (ri->numPages > PVSCSI_SETUP_MSG_RING_MAX_NUM_PAGES) {
+ if (!ri->numPages || ri->numPages > PVSCSI_SETUP_MSG_RING_MAX_NUM_PAGES) {
return -1;
}
ring_size = ri->numPages * PVSCSI_MAX_NUM_MSG_ENTRIES_PER_PAGE;