diff options
| -rw-r--r-- | hw/xen/xen-mapcache.c | 11 |
1 files changed, 8 insertions, 3 deletions
diff --git a/hw/xen/xen-mapcache.c b/hw/xen/xen-mapcache.c index bc860f4..ec95445 100644 --- a/hw/xen/xen-mapcache.c +++ b/hw/xen/xen-mapcache.c @@ -491,18 +491,23 @@ static void xen_invalidate_map_cache_entry_unlocked(MapCache *mc, return; } entry->lock--; - if (entry->lock > 0 || pentry == NULL) { + if (entry->lock > 0) { return; } - pentry->next = entry->next; ram_block_notify_remove(entry->vaddr_base, entry->size, entry->size); if (munmap(entry->vaddr_base, entry->size) != 0) { perror("unmap fails"); exit(-1); } + g_free(entry->valid_mapping); - g_free(entry); + if (pentry) { + pentry->next = entry->next; + g_free(entry); + } else { + memset(entry, 0, sizeof *entry); + } } typedef struct XenMapCacheData { |