Fix memory leaks related to dive_trip->location

When creating a new dive_trip from a dive, we should probably
always copy the location via strdup(). However we then have to take
care of the de-allocation in divelist.c:delete_trip()
and gtk-gui.c:file_close().

Signed-off-by: Lubomir I. Ivanov <neolit123@gmail.com>
Signed-off-by: Dirk Hohndel <dirk@hohndel.org>
This commit is contained in:
Lubomir I. Ivanov 2012-10-02 01:52:44 +03:00 committed by Dirk Hohndel
parent cfefa0206d
commit fa5afc697e
2 changed files with 13 additions and 2 deletions

View file

@ -1023,6 +1023,9 @@ void insert_trip(dive_trip_t **dive_trip_p)
static inline void delete_trip(GList *trip)
{
dive_trip_t *dive_trip = (dive_trip_t *)g_list_nth_data(trip, 0);
if (dive_trip->location)
free(dive_trip->location);
dive_trip_list = g_list_delete_link(dive_trip_list, trip);
#ifdef DEBUG_TRIP
dump_trip_list();
@ -1169,7 +1172,7 @@ static void fill_dive_list(void)
if (dive_trip->when > dive->when)
dive_trip->when = dive->when;
if (!dive_trip->location && dive->location)
dive_trip->location = dive->location;
dive_trip->location = strdup(dive->location);
if (dive_trip != last_trip) {
last_trip = dive_trip;
/* create trip entry */

View file

@ -251,6 +251,14 @@ static gboolean ask_save_changes()
return quit;
}
static void dive_trip_unref(gpointer data, gpointer user_data)
{
dive_trip_t *dive_trip = (dive_trip_t *)data;
if (dive_trip->location)
free(dive_trip->location);
free(data);
}
static void file_close(GtkWidget *w, gpointer data)
{
int i;
@ -271,7 +279,7 @@ static void file_close(GtkWidget *w, gpointer data)
mark_divelist_changed(FALSE);
/* inlined version of g_list_free_full(dive_trip_list, free); */
g_list_foreach(dive_trip_list, (GFunc)free, NULL);
g_list_foreach(dive_trip_list, (GFunc)dive_trip_unref, NULL);
g_list_free(dive_trip_list);
dive_trip_list = NULL;