--- src/cksum.c.old	2003-02-17 05:55:00.000000000 +0000
+++ src/cksum.c	2003-02-17 05:55:13.000000000 +0000
@@ -235,6 +235,8 @@
       length += bytes_read;
       while (bytes_read--)
 	crc = (crc << 8) ^ crctab[((crc >> 24) ^ *cp++) & 0xFF];
+      if (feof(fp))
+        break;
     }
 
   if (ferror (fp))