tor

commit 43324b0e4d9835ca7bab1d8e6bc4544a708b8ea4
parent 1f9055c8845920e0aad8fc0cf3fd71b19905b2cb
Author: George Kadianakis <desnacked@riseup.net>
Date:   Tue, 18 Sep 2018 14:01:15 +0300

Fix minor memleak in edge-case of crypto_rsa.c function.

Diffstat:
M
src/lib/crypt_ops/crypto_rsa.c
 | 
4
+++-

1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/src/lib/crypt_ops/crypto_rsa.c b/src/lib/crypt_ops/crypto_rsa.c
@@ -554,8 +554,10 @@ crypto_pk_read_private_key_from_filename(crypto_pk_t *env,
   char *buf = read_file_to_str(keyfile, 0, &st);
   if (!buf)
     return -1;
-  if (st.st_size > MAX_PRIVKEY_FILE_LEN)
+  if (st.st_size > MAX_PRIVKEY_FILE_LEN) {
+    tor_free(buf);
     return -1;
+  }
 
   int rv = crypto_pk_read_private_key_from_string(env, buf,
                                                   (ssize_t)st.st_size);