ICU-11872 fix invalid memory read

X-SVN-Rev: 38467

diff --git a/icu4c/source/i18n/dtptngen.cpp b/icu4c/source/i18n/dtptngen.cpp
index b505b84c0a8cd156a5f5ca84d398dc15ef608ba2..d3ecf24f1554de633b8bf64a35f668f9c4000bfa 100644 (file)
--- a/icu4c/source/i18n/dtptngen.cpp
+++ b/icu4c/source/i18n/dtptngen.cpp
@@ -457,13 +457,13 @@ struct AllowedHourFormatsSink : public ResourceTableSink {
 
             if (uprv_strcmp(key, "allowed") == 0) {
                 outer.allowedFormats = new int32_t[2];
+                outer.allowedFormatsLength = 1;
                 if (outer.allowedFormats == NULL) {
                     status = U_MEMORY_ALLOCATION_ERROR;
                     return;
                 }
                 outer.allowedFormats[0] = outer.getHourFormatFromUnicodeString(
                     value.getUnicodeString(status));
-                outer.allowedFormats[1] = ALLOWED_HOUR_FORMAT_UNKNOWN;
             }
         }