455b891fac7999a0f7d6ac320b8780cd4d60393c
max
  Thu Jan 16 06:09:30 2014 -0800
fixing a null pointer bug introduced in earlier commit today
diff --git src/lib/linefile.c src/lib/linefile.c
index 919c81b..f34bc03 100644
--- src/lib/linefile.c
+++ src/lib/linefile.c
@@ -455,30 +455,32 @@
     lf->reuse = FALSE;
     if (retSize != NULL)
 	*retSize = lf->lineEnd - lf->lineStart;
     *retStart = buf + lf->lineStart;
     if (lf->metaOutput && *retStart[0] == '#')
         metaDataAdd(lf, *retStart);
     return TRUE;
     }
 
 if (lf->nextCallBack)
     return lf->nextCallBack(lf, retStart, retSize);
 
 if (lf->udcFile)
     {
     char *line = udcReadLine(lf->udcFile);
+    if (line==NULL)
+        return FALSE;
     int lineSize = strlen(line);
     lf->bufOffsetInFile = -1;
     lf->bytesInBuf = lineSize;
     lf->lineIx = -1;
     lf->lineStart = 0;
     lf->lineEnd = lineSize;
     *retStart = line;
     freeMem(lf->buf);
     lf->buf = line;
     lf->bufSize = lineSize;
     return TRUE;
     }
 
 #ifdef USE_TABIX
 if (lf->tabix != NULL && lf->tabixIter != NULL)