2 files changed, 8 insertions, 10 deletions

diff --git a/ui/gtk/wlan_stat_dlg.c b/ui/gtk/wlan_stat_dlg.c
index 9998055b94..8bf670cd30 100644
--- a/ui/gtk/wlan_stat_dlg.c
+++ b/ui/gtk/wlan_stat_dlg.c
@@ -230,7 +230,7 @@ invalidate_detail_iters (wlanstat_t *hs)
 }
 
 static wlan_ep_t*
-alloc_wlan_ep (struct _wlan_hdr *si, packet_info *pinfo _U_)
+alloc_wlan_ep (const struct _wlan_hdr *si, const packet_info *pinfo _U_)
 {
     wlan_ep_t *ep;
 
@@ -256,7 +256,7 @@ alloc_wlan_ep (struct _wlan_hdr *si, packet_info *pinfo _U_)
 }
 
 static wlan_details_ep_t *
-alloc_wlan_details_ep (address *addr)
+alloc_wlan_details_ep (const address *addr)
 {
     wlan_details_ep_t *d_ep;
 
@@ -282,7 +282,7 @@ alloc_wlan_details_ep (address *addr)
 }
 
 static wlan_details_ep_t *
-get_details_ep (wlan_ep_t *te, address *addr)
+get_details_ep (wlan_ep_t *te, const address *addr)
 {
     wlan_details_ep_t *tmp, *d_te = NULL;
 
@@ -311,7 +311,7 @@ get_details_ep (wlan_ep_t *te, address *addr)
 }
 
 static void
-wlanstat_packet_details (wlan_ep_t *te, guint32 type, address *addr, gboolean src)
+wlanstat_packet_details (wlan_ep_t *te, guint32 type, const address *addr, gboolean src)
 {
     wlan_details_ep_t *d_te = get_details_ep (te, addr);
 
@@ -357,7 +357,7 @@ wlanstat_packet_details (wlan_ep_t *te, guint32 type, address *addr, gboolean sr
 }
 
 static gboolean
-is_broadcast(address *addr)
+is_broadcast(const address *addr)
 {
 #if 0
     /* doesn't work if MAC resolution is disable */
@@ -367,7 +367,7 @@ is_broadcast(address *addr)
 }
 
 static gboolean
-ssid_equal(struct _wlan_stats *st1, struct _wlan_stats *st2 )
+ssid_equal(const struct _wlan_stats *st1, const struct _wlan_stats *st2 )
 {
     return (st1->ssid_len == st2->ssid_len) && (memcmp(st1->ssid, st2->ssid, st1->ssid_len) == 0);
 }
@@ -377,7 +377,7 @@ wlanstat_packet (void *phs, packet_info *pinfo, epan_dissect_t *edt _U_, const v
 {
     wlanstat_t       *hs  = (wlanstat_t *)phs;
     wlan_ep_t        *tmp, *te = NULL;
-    struct _wlan_hdr *si  = (struct _wlan_hdr *) phi;
+    const struct _wlan_hdr *si  = (const struct _wlan_hdr *) phi;
 
     if (!hs)
         return (0);
diff --git a/ui/time_shift.c b/ui/time_shift.c
index 658b79b884..ec490f7d74 100644
--- a/ui/time_shift.c
+++ b/ui/time_shift.c
@@ -134,13 +134,11 @@ calcNT3(nstime_t *OT1, nstime_t *OT3, nstime_t *NT1, nstime_t *NT3,
 
 const gchar *
 time_string_parse(const gchar *time_text, int *year, int *month, int *day, gboolean *negative, int *hour, int *minute, long double *second) {
-    gchar       *pts;
+    const gchar *pts = time_text;
 
     if (!time_text || !hour || !minute || !second)
         return "Unable to convert time.";
 
-    pts = (gchar *)time_text;
-
     /* strip whitespace */
     while (isspace(pts[0]))
         ++pts;