X-Git-Url: https://git.openssl.org/gitweb/?p=openssl.git;a=blobdiff_plain;f=crypto%2Fbio%2Fbio_lib.c;h=cc859da74012e25adb220c9d75dfd4e1e181e29b;hp=19cd06983f06c0da7ca8bfe23bdcc4a5ea40cc3d;hb=aec54108ef0d469964505ac1f77984f19099ec05;hpb=5d80fab086fe8849222613e20d7cf61839f94f5f

diff --git a/crypto/bio/bio_lib.c b/crypto/bio/bio_lib.c
index 19cd06983f..cc859da740 100644
--- a/crypto/bio/bio_lib.c
+++ b/crypto/bio/bio_lib.c
@@ -535,8 +535,10 @@ BIO *BIO_dup_chain(BIO *in)
 
         /* copy app data */
         if (!CRYPTO_dup_ex_data(CRYPTO_EX_INDEX_BIO, &new_bio->ex_data,
-                                &bio->ex_data))
+                                &bio->ex_data)) {
+            BIO_free(new_bio);
             goto err;
+        }
 
         if (ret == NULL) {
             eoc = new_bio;
@@ -548,7 +550,8 @@ BIO *BIO_dup_chain(BIO *in)
     }
     return (ret);
  err:
-    BIO_free(ret);
+    BIO_free_all(ret);
+
     return (NULL);
 }