From d278284e74cb0864a1cb33256ecac0c1c4f0a55b Mon Sep 17 00:00:00 2001
From: Matt Caswell <matt@openssl.org>
Date: Fri, 15 Apr 2016 13:56:44 +0100
Subject: Fix some code maintenance issues

Various instances of variables being written to, but then never read.

Reviewed-by: Richard Levitte <levitte@openssl.org>
---
 apps/enc.c             | 1 -
 apps/errstr.c          | 1 -
 apps/openssl.c         | 1 -
 apps/ts.c              | 1 -
 apps/x509.c            | 2 +-
 crypto/asn1/asn_mime.c | 2 +-
 6 files changed, 2 insertions(+), 6 deletions(-)

diff --git a/apps/enc.c b/apps/enc.c
index 9e7d069264..1bdbf608c0 100644
--- a/apps/enc.c
+++ b/apps/enc.c
@@ -292,7 +292,6 @@ int enc_main(int argc, char **argv)
         }
     }
     argc = opt_num_rest();
-    argv = opt_rest();
 
     if (cipher && EVP_CIPHER_flags(cipher) & EVP_CIPH_FLAG_AEAD_CIPHER) {
         BIO_printf(bio_err, "%s: AEAD ciphers not supported\n", prog);
diff --git a/apps/errstr.c b/apps/errstr.c
index 141338adac..cd7f6c5e76 100644
--- a/apps/errstr.c
+++ b/apps/errstr.c
@@ -107,7 +107,6 @@ int errstr_main(int argc, char **argv)
         }
     }
     argc = opt_num_rest();
-    argv = opt_rest();
 
     ret = 0;
     for (argv = opt_rest(); *argv; argv++) {
diff --git a/apps/openssl.c b/apps/openssl.c
index c8912eee59..e594bd1d23 100644
--- a/apps/openssl.c
+++ b/apps/openssl.c
@@ -492,7 +492,6 @@ int help_main(int argc, char **argv)
         }
     }
     argc = opt_num_rest();
-    argv = opt_rest();
 
     if (argc != 0) {
         BIO_printf(bio_err, "Usage: %s\n", prog);
diff --git a/apps/ts.c b/apps/ts.c
index 70a9013e2b..ff4b25eef6 100644
--- a/apps/ts.c
+++ b/apps/ts.c
@@ -320,7 +320,6 @@ int ts_main(int argc, char **argv)
         }
     }
     argc = opt_num_rest();
-    argv = opt_rest();
     if (mode == OPT_ERR || argc != 0)
         goto opthelp;
 
diff --git a/apps/x509.c b/apps/x509.c
index 6e6ee08ad2..6370116582 100644
--- a/apps/x509.c
+++ b/apps/x509.c
@@ -763,7 +763,7 @@ int x509_main(int argc, char **argv)
                 BIO_printf(out, "/*\n"
                                 " * Subject: %s\n", buf);
 
-                m = X509_NAME_oneline(X509_get_issuer_name(x), buf, sizeof buf);
+                X509_NAME_oneline(X509_get_issuer_name(x), buf, sizeof buf);
                 BIO_printf(out, " * Issuer:  %s\n"
                                 " */\n", buf);
 
diff --git a/crypto/asn1/asn_mime.c b/crypto/asn1/asn_mime.c
index 851fb91e8c..7c10b5850f 100644
--- a/crypto/asn1/asn_mime.c
+++ b/crypto/asn1/asn_mime.c
@@ -187,7 +187,7 @@ static ASN1_VALUE *b64_read_asn1(BIO *bio, const ASN1_ITEM *it)
     if (!val)
         ASN1err(ASN1_F_B64_READ_ASN1, ASN1_R_DECODE_ERROR);
     (void)BIO_flush(bio);
-    bio = BIO_pop(bio);
+    BIO_pop(bio);
     BIO_free(b64);
     return val;
 }
-- 
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