update pyca/cryptography submodule

[openssl.git] / ssl / ssl_cert.c

diff --git a/ssl/ssl_cert.c b/ssl/ssl_cert.c
index 5a465e39425088c0638d9d862886869df8046a99..b2b342767cf585caba2e5f65d2fac04ac71deb84 100644 (file)
--- a/ssl/ssl_cert.c
+++ b/ssl/ssl_cert.c
@@ -225,6 +225,8 @@ void ssl_cert_free(CERT *c)
 {
     int i;
 
+    if (c == NULL)
+        return;
     CRYPTO_DOWN_REF(&c->references, &i, c->lock);
     REF_PRINT_COUNT("CERT", c);
     if (i > 0)