write_tsdb: enable TCP keepalive on network socket

[collectd.git] / src / multimeter.c

diff --git a/src/multimeter.c b/src/multimeter.c
index 491e641..02fe1ad 100644 (file)
--- a/src/multimeter.c
+++ b/src/multimeter.c
@@ -149,10 +149,9 @@ static int multimeter_read_value(double *value)
 
 static int multimeter_init (void)
 {
-       int i;
        char device[] = "/dev/ttyS ";
 
-       for (i = 0; i < 10; i++)
+       for (int i = 0; i < 10; i++)
        {
                device[strlen(device)-1] = i + '0';