===== filter.c 1.3 vs edited =====
--- 1.3/net/core/filter.c	Tue Feb  5 08:40:16 2002
+++ edited/filter.c	Fri Jul 25 02:16:30 2003
@@ -294,10 +294,9 @@
 				goto load_b;
 
 			case BPF_LDX|BPF_B|BPF_MSH:
-				k = fentry->k;
-				if(k >= 0 && (unsigned int)k >= len)
+				if(fentry->k >= len)
 					return (0);
-				X = (data[k] & 0xf) << 2;
+				X = (data[fentry->k] & 0xf) << 2;
 				continue;
 
 			case BPF_LD|BPF_IMM: