Fix a memmove indexing error

samtools · Mar 14, 2024 · 03899cb · 03899cb
1 parent 9177464
commit 03899cb
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/vcf.c b/vcf.c
@@ -3299,7 +3299,7 @@ static int vcf_parse_format_gt6(kstring_t *s, const bcf_hdr_t *h, bcf1_t *v,
             if ( fmt[i].size==-1 )
             {
                 v->n_fmt--;
-                if ( i+1<v->n_fmt ) memmove(&fmt[i],&fmt[i+1],sizeof(*fmt)*v->n_fmt);
+                if ( i < v->n_fmt ) memmove(&fmt[i],&fmt[i+1],sizeof(*fmt)*(v->n_fmt-i));
             }
             else
                 i++;