openvpn plugin: Fix "Dead assignment" warning.

diff --git a/src/openvpn.c b/src/openvpn.c
index 2c93a00977a7fdbe72162187381391d2fc02b831..cf8c2123e9a249fb47481c88bd25d0139fdea167 100644 (file)
--- a/src/openvpn.c
+++ b/src/openvpn.c
@@ -187,8 +187,6 @@ static int single_read (char *name, FILE *fh)
        post_compress = 0;
        pre_decompress = 0;
        post_decompress = 0;
-       overhead_rx = 0;
-       overhead_tx = 0;
 
        while (fgets (buffer, sizeof (buffer), fh) != NULL)
        {