From 17a5a83192453eb29f9d8e366d03bc3afe893ff3 Mon Sep 17 00:00:00 2001
From: Nils Homer <nh13@users.noreply.github.com>
Date: Fri, 17 Jan 2025 00:36:51 -0800
Subject: [PATCH] alloc

---
 bwase.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/bwase.c b/bwase.c
index 35785037..31a7c8f6 100644
--- a/bwase.c
+++ b/bwase.c
@@ -288,7 +288,7 @@ void bwa_refine_gapped(const bntseq_t *bns, int n_seqs, bwa_seq_t *seqs, ubyte_t
 {
 	ubyte_t *pacseq;
 	int i, j, k;
-	kstring_t *str;
+	kstring_t *str = (kstring_t*)calloc(1, sizeof(kstring_t));
 
 	if (!_pacseq) {
 		pacseq = (ubyte_t*)calloc(bns->l_pac/4+1, 1);
@@ -324,7 +324,6 @@ void bwa_refine_gapped(const bntseq_t *bns, int n_seqs, bwa_seq_t *seqs, ubyte_t
 		if (s->cigar == 0) s->type = BWA_TYPE_NO_MATCH;
 	}
 	// generate MD tag
-	str = (kstring_t*)calloc(1, sizeof(kstring_t));
 	for (i = 0; i != n_seqs; ++i) {
 		bwa_seq_t *s = seqs + i;
 		if (s->type != BWA_TYPE_NO_MATCH) {