--- a/thermferm/devices.c	Thu Jul 31 23:57:04 2014 +0200
+++ b/thermferm/devices.c	Fri Aug 01 09:25:38 2014 +0200
@@ -116,6 +116,7 @@
 		}
 	    }
 	}
+	closedir(fd);
     }
 
 #ifdef HAVE_WIRINGPI_H
@@ -250,6 +251,7 @@
 				    syslog(LOG_NOTICE, "sensor %s CRC error", device->address);
 				    device->present = DEVPRESENT_ERROR;
 				}
+				fclose(fp);
 			    } else {
 				if (device->present != DEVPRESENT_NO) {
 				    syslog(LOG_NOTICE, "sensor %s is missing", device->address);