1 files changed, 0 insertions, 24 deletions
diff --git a/installcommand.cpp b/installcommand.cpp
index f9978f27b..b306e872f 100644
--- a/installcommand.cpp
+++ b/installcommand.cpp
@@ -159,30 +159,6 @@ static int check_newer_ab_build(ZipWrap* zip)
         return INSTALL_ERROR;
     }
 
-    // Check for downgrade version.
-    int64_t build_timestampt = property_get_int64(
-            "ro.build.date.utc", std::numeric_limits<int64_t>::max());
-    int64_t pkg_post_timespampt = 0;
-    // We allow to full update to the same version we are running, in case there
-    // is a problem with the current copy of that version.
-    if (metadata["post-timestamp"].empty() ||
-        !android::base::ParseInt(metadata["post-timestamp"].c_str(),
-                                 &pkg_post_timespampt) ||
-        pkg_post_timespampt < build_timestampt) {
-        if (metadata["ota-downgrade"] != "yes") {
-            printf("Update package is older than the current build, expected a "
-                 "build newer than timestamp %" PRIu64 " but package has "
-                 "timestamp %" PRIu64 " and downgrade not allowed.\n",
-                 build_timestampt, pkg_post_timespampt);
-            return INSTALL_ERROR;
-        }
-        if (pkg_pre_build_fingerprint.empty()) {
-            printf("Downgrade package must have a pre-build version set, not "
-                 "allowed.\n");
-            return INSTALL_ERROR;
-        }
-    }
-
     return 0;
 }