1 files changed, 7 insertions, 1 deletions
diff --git a/lib/bitio.c b/lib/bitio.c
index bd549359..442bf488 100644
--- a/lib/bitio.c
+++ b/lib/bitio.c
@@ -29,6 +29,7 @@
 #include <string.h>
 #include <memory.h>
 #include <fcntl.h>
+#include <errno.h>
 
 #include "../config.h"
 
@@ -68,9 +69,14 @@ static int reader_fileread(reader_t*reader, void* data, int len)
 	reader->pos += ret;
     return ret;
 }
+static void reader_fileread_dealloc(reader_t*r)
+{
+    memset(r, 0, sizeof(reader_t));
+}
 void reader_init_filereader(reader_t*r, int handle)
 {
     r->read = reader_fileread;
+    r->dealloc = reader_fileread_dealloc;
     r->internal = (void*)handle;
     r->type = READER_TYPE_FILE;
     r->mybyte = 0;
@@ -338,7 +344,7 @@ static void zlib_error(int ret, char* msg, z_stream*zs)
 	  msg,
 	  ret,
 	  zs->msg?zs->msg:"unknown");
-    perror("errno:");
+    if(errno) perror("errno:");
     exit(1);
 }
 #endif