add error handling for close() call

diff --git a/libust/tracectl.c b/libust/tracectl.c
index 3f2ee38cdb7357f0bc5b94dc093536ca87acb819..e40a905d5f6bb5b6fa6e4909005e65acb5c55d00 100644 (file)
--- a/libust/tracectl.c
+++ b/libust/tracectl.c
@@ -232,9 +232,13 @@ void process_blocked_consumers(void)
                                continue;
                        }
                        if(result == 0) {
+                               int res;
                                DBG("PRODUCER END");
 
-                               close(bc->fd_producer);
+                               res = close(bc->fd_producer);
+                               if(res == -1) {
+                                       PERROR("close");
+                               }
 
                                list_del(&bc->list);