Merge branch 'pr-165'

pam_yubico.c

@@ -833,7 +833,9 @@ parse_cfg (int flags, int argc, const char **argv, struct cfg *cfg)
                           if (file)
                             {
                               cfg->debug_file = file;
-                            }
+                            } else {
+			      close(fd);
+			    }
                         }
                     }
                 }

util.c

@@ -203,6 +203,7 @@ int generate_random(void *buf, int len)
 
 	u = fdopen(fd, "r");
 	if (!u) {
+		close(fd);
 		return -1;
 	}
 

ykpamcfg.c

@@ -258,6 +258,7 @@ do_add_hmac_chalresp(YK_KEY *yk, uint8_t slot, bool verbose, char *output_dir, u
   f = fdopen (fd, "w");
   if (! f) {
     fprintf (stderr, "fdopen: %s\n", strerror (errno));
+    close(fd);
     goto out;
   }