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-rw-r--r--crypto/asn1/a_bitstr.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/crypto/asn1/a_bitstr.c b/crypto/asn1/a_bitstr.c
index e0265f69d2..f4ea96cd54 100644
--- a/crypto/asn1/a_bitstr.c
+++ b/crypto/asn1/a_bitstr.c
@@ -191,7 +191,9 @@ int ASN1_BIT_STRING_set_bit(ASN1_BIT_STRING *a, int n, int value)
if (a->data == NULL)
c=(unsigned char *)OPENSSL_malloc(w+1);
else
- c=(unsigned char *)OPENSSL_realloc(a->data,w+1);
+ c=(unsigned char *)OPENSSL_realloc_clean(a->data,
+ a->length,
+ w+1);
if (c == NULL) return(0);
if (w+1-a->length > 0) memset(c+a->length, 0, w+1-a->length);
a->data=c;