email plugin: Ignore size if it less than or equal to zero.

[collectd.git] / src / email.c

diff --git a/src/email.c b/src/email.c
index 64b82e465c1af5ea9df81f0eb59fbfdf50f7478e..509eb2305532c9d1d199ed441640df470cf4316a 100644 (file)
--- a/src/email.c
+++ b/src/email.c
@@ -486,9 +486,11 @@ static void *collect (void *arg)
                                type_list_incr (&count, type, 1);
                                pthread_mutex_unlock (&count_mutex);
 
-                               pthread_mutex_lock (&size_mutex);
-                               type_list_incr (&size, type, bytes);
-                               pthread_mutex_unlock (&size_mutex);
+                               if (bytes > 0) {
+                                       pthread_mutex_lock (&size_mutex);
+                                       type_list_incr (&size, type, bytes);
+                                       pthread_mutex_unlock (&size_mutex);
+                               }
                        }
                        else if ('s' == line[0]) { /* s:<value> */
                                pthread_mutex_lock (&score_mutex);