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-rw-r--r--gtk/conversations_wlan.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/gtk/conversations_wlan.c b/gtk/conversations_wlan.c
index a2312a04c4..88e76be369 100644
--- a/gtk/conversations_wlan.c
+++ b/gtk/conversations_wlan.c
@@ -53,9 +53,9 @@ wlan_conversation_packet(void *pct, packet_info *pinfo, epan_dissect_t *edt _U_,
static void
-wlan_conversation_init(char *optarg)
+wlan_conversation_init(const char *optarg)
{
- char *filter=NULL;
+ const char *filter=NULL;
if(!strncmp(optarg,"conv,wlan,",10)){
filter=optarg+10;