[patch] Remove unused assignment

[Elias Diem]

Hi

This patch removes an unused assignment.

-- 
Greetings
Elias


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diff --git a/src/regexp_nfa.c b/src/regexp_nfa.c
--- a/src/regexp_nfa.c
+++ b/src/regexp_nfa.c
@@ -542,7 +542,6 @@
     ret = alloc(len);
     if (ret != NULL)
     {
-	len = 0;
 	p = start->out->out; /* skip first char, it goes into regstart */
 	s = ret;
 	while (p->c > 0)