Constify some variables.

1 files changed, 1 insertions, 1 deletions

diff --git a/pcap-dag.c b/pcap-dag.c
index e38bdd78..8c93f6a4 100644
--- a/pcap-dag.c
+++ b/pcap-dag.c
@@ -834,7 +834,7 @@ fail:
 
 pcap_t *dag_create(const char *device, char *ebuf, int *is_ours)
 {
-	char *cp, *cpend;
+	const char *cp, *cpend;
 	long devnum;
 	pcap_t *p;