free NULL cleanup -- coda

After the finale, the "real" final part. :)  Do a recursive grep with
"-B1 -w [a-zA-Z0-9_]*_free" to see if any of the preceeding lines are
an "if NULL" check that can be removed.

Reviewed-by: Tim Hudson <tjh@openssl.org>

apps/engine.c

@@ -261,8 +261,7 @@ static int util_verbose(ENGINE *e, int verbose, BIO *out, const char *indent)
         BIO_printf(out, "\n");
     ret = 1;
  err:
-    if (cmds)
-        sk_OPENSSL_STRING_pop_free(cmds, identity);
+    sk_OPENSSL_STRING_pop_free(cmds, identity);
     OPENSSL_free(name);
     OPENSSL_free(desc);
     return ret;