Add a missing CRYPTO_w_unlock in get_cert_by_subject

Reviewed-by: Andy Polyakov <appro@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/4084)

diff --git a/crypto/x509/by_dir.c b/crypto/x509/by_dir.c
index bbc3189381e55ebbe5b5fe735b463d33db948ff2..6f0209a275ef33f34331835f525d600248edf268 100644 (file)
--- a/crypto/x509/by_dir.c
+++ b/crypto/x509/by_dir.c
@@ -402,6 +402,7 @@ static int get_cert_by_subject(X509_LOOKUP *xl, int type, X509_NAME *name,
             if (!hent) {
                 hent = OPENSSL_malloc(sizeof(BY_DIR_HASH));
                 if (hent == NULL) {
+                    CRYPTO_w_unlock(CRYPTO_LOCK_X509_STORE);
                     X509err(X509_F_GET_CERT_BY_SUBJECT, ERR_R_MALLOC_FAILURE);
                     goto finish;
                 }