1 files changed, 4 insertions, 3 deletions
diff --git a/core/jni/android_opengl_GLES20.cpp b/core/jni/android_opengl_GLES20.cpp
index ac3bf7a5b735..b5c0b645c7f0 100644
--- a/core/jni/android_opengl_GLES20.cpp
+++ b/core/jni/android_opengl_GLES20.cpp
@@ -3084,15 +3084,16 @@ static jstring android_glGetShaderInfoLog(JNIEnv *_env, jobject, jint shader) {
     GLint infoLen = 0;
     glGetShaderiv(shader, GL_INFO_LOG_LENGTH, &infoLen);
     if (!infoLen) {
-        return _env->NewStringUTF("");
+        infoLen = 512;
     }
     char* buf = (char*) malloc(infoLen);
     if (buf == NULL) {
         jniThrowException(_env, "java/lang/IllegalArgumentException", "out of memory");
         return NULL;
     }
-    glGetShaderInfoLog(shader, infoLen, NULL, buf);
-    jstring result = _env->NewStringUTF(buf);
+    GLsizei outLen = 0;
+    glGetShaderInfoLog(shader, infoLen, &outLen, buf);
+    jstring result = _env->NewStringUTF(outLen == 0 ? "" : buf);
     free(buf);
     return result;
 }