From a8e935ee77b243e82efa8665a8568b0ddcdf1161 Mon Sep 17 00:00:00 2001
From: James Prestwood <prestwoj@gmail.com>
Date: Wed, 16 Oct 2019 15:29:47 -0700
Subject: [PATCH] crypto: fix potential memory leak

---
 src/crypto.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/crypto.c b/src/crypto.c
index 62edd447..638098a9 100644
--- a/src/crypto.c
+++ b/src/crypto.c
@@ -706,6 +706,7 @@ bool hkdf_extract(enum l_checksum_type type, const uint8_t *key,
 	}
 
 	if (!l_checksum_updatev(hmac, iov, num_args)) {
+		l_checksum_free(hmac);
 		va_end(va);
 		return false;
 	}