[Minor] Fix race condition with LRU keys lifetime

diff --git a/src/libserver/spf.c b/src/libserver/spf.c
index d21789c0138f02cd0c602739f0c214e9b43236db..a282035bebd6720e52ba60635830bdfabcfbb1e7 100644 (file)
--- a/src/libserver/spf.c
+++ b/src/libserver/spf.c
@@ -219,7 +219,7 @@ spf_library_config (const ucl_object_t *obj)
                if (ucl_object_toint_safe (value, &ival) && ival > 0) {
                        spf_lib_ctx->spf_hash = rspamd_lru_hash_new (
                                        ival,
-                                       NULL,
+                                       g_free,
                                        spf_record_cached_unref_dtor);
                }
        }
@@ -227,7 +227,7 @@ spf_library_config (const ucl_object_t *obj)
                /* Preserve compatibility */
                spf_lib_ctx->spf_hash = rspamd_lru_hash_new (
                                2048,
-                               NULL,
+                               g_free,
                                spf_record_cached_unref_dtor);
        }
 }
@@ -606,7 +606,8 @@ rspamd_spf_maybe_return (struct spf_record *rec)
 
                        if (spf_lib_ctx->spf_hash) {
                                rspamd_lru_hash_insert (spf_lib_ctx->spf_hash,
-                                               flat->domain, spf_record_ref (flat),
+                                               g_strdup (flat->domain),
+                                               spf_record_ref (flat),
                                                flat->timestamp, flat->ttl);
 
                                msg_info_task ("stored record for %s (0x%xuL) in LRU cache for %d seconds, "