Correct reference count when sharing cache file objects.

Multiple maps of the same cache file share the same mapped object; bump the
cache object reference count in this case

diff --git a/src/fccache.c b/src/fccache.c
index 77a303d77a044e59bedb6a3ba70e0e030115aca5..32c36bd43639c766a0672c64a2db64db8a9582e5 100644 (file)
--- a/src/fccache.c
+++ b/src/fccache.c
@@ -331,7 +331,6 @@ FcCacheRemove (FcCache *cache)
         update[i] = &next[i];
     }
     s = next[0];
-    assert (s->cache == cache);
     for (i = 0; i < fcCacheMaxLevel && *update[i] == s; i++)
        *update[i] = s->next[i];
     while (fcCacheMaxLevel > 0 && fcCacheChains[fcCacheMaxLevel - 1] == NULL)
@@ -348,7 +347,10 @@ FcCacheFindByStat (struct stat *cache_stat)
        if (s->cache_dev == cache_stat->st_dev &&
            s->cache_ino == cache_stat->st_ino &&
            s->cache_mtime == cache_stat->st_mtime)
+       {
+           s->ref++;
            return s->cache;
+       }
     return NULL;
 }