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Fix bug introduced with change 27841. (len + 1, not just len).
[perl5.git] / sv.c
diff --git a/sv.c b/sv.c
index 308ecf8..429794f 100644 (file)
--- a/sv.c
+++ b/sv.c
@@ -3924,7 +3924,7 @@ Perl_sv_usepvn_flags(pTHX_ SV *sv, char *ptr, STRLEN len, U32 flags)
        assert(ptr[len] == '\0');
 
     allocate = (flags & SV_HAS_TRAILING_NUL)
-       ? len : PERL_STRLEN_ROUNDUP(len + 1);
+       ? len + 1: PERL_STRLEN_ROUNDUP(len + 1);
 #ifdef DEBUGGING
     {
        /* Force a move to shake out bugs in callers.  */