1 files changed, 5 insertions, 2 deletions

diff --git a/src/lib/libcrypto/rsa/rsa_saos.c b/src/lib/libcrypto/rsa/rsa_saos.c
index f462716a57..24fc94835e 100644
--- a/src/lib/libcrypto/rsa/rsa_saos.c
+++ b/src/lib/libcrypto/rsa/rsa_saos.c
@@ -139,8 +139,11 @@ int RSA_verify_ASN1_OCTET_STRING(int dtype,
                 ret=1;
 err:
         if (sig != NULL) M_ASN1_OCTET_STRING_free(sig);
-        OPENSSL_cleanse(s,(unsigned int)siglen);
-        OPENSSL_free(s);
+        if (s != NULL)
+                {
+                OPENSSL_cleanse(s,(unsigned int)siglen);
+                OPENSSL_free(s);
+                }
         return(ret);
         }