src/plugin.c: Remove a legacy debug message.

[collectd.git] / src / interface.c

diff --git a/src/interface.c b/src/interface.c
index c439ebd..52b2ddf 100644 (file)
--- a/src/interface.c
+++ b/src/interface.c
@@ -317,7 +317,7 @@ static int interface_read (void)
        unsigned long long tx;
 
        if (kc == NULL)
-               return;
+               return (-1);
 
        for (i = 0; i < numif; i++)
        {