avutil/lzo: fix resource leak

Signed-off-by: Ruoyu <liangry@ucweb.com>
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>

libavutil/lzo.c

@@ -254,6 +254,7 @@ STOP_TIMER("lzod")
         av_log(NULL, AV_LOG_ERROR, "decompression incorrect\n");
     else
         av_log(NULL, AV_LOG_ERROR, "decompression OK\n");
+    fclose(in);
     return 0;
 }
 #endif