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filter fix
[lttv.git]
/
ltt
/
branches
/
poly
/
lttv
/
lttv
/
filter.c
diff --git
a/ltt/branches/poly/lttv/lttv/filter.c
b/ltt/branches/poly/lttv/lttv/filter.c
index 11358657f02e16d9b324ede06c8cb8484a813581..daa00769234964c14c9226f8764d1b46af5d75fd 100644
(file)
--- a/
ltt/branches/poly/lttv/lttv/filter.c
+++ b/
ltt/branches/poly/lttv/lttv/filter.c
@@
-1042,7
+1042,9
@@
lttv_filter_tree_clone(const LttvFilterTree* tree) {
*/
LttvFilter*
lttv_filter_clone(const LttvFilter* filter) {
*/
LttvFilter*
lttv_filter_clone(const LttvFilter* filter) {
-
+
+ if(!filter) return NULL;
+
LttvFilter* newfilter = g_new(LttvFilter,1);
strcpy(newfilter->expression,filter->expression);
LttvFilter* newfilter = g_new(LttvFilter,1);
strcpy(newfilter->expression,filter->expression);
@@
-1486,8
+1488,12
@@
lttv_filter_update(LttvFilter* filter) {
void
lttv_filter_destroy(LttvFilter* filter) {
void
lttv_filter_destroy(LttvFilter* filter) {
- g_free(filter->expression);
- lttv_filter_tree_destroy(filter->head);
+ if(!filter) return;
+
+ if(filter->expression)
+ g_free(filter->expression);
+ if(filter->head)
+ lttv_filter_tree_destroy(filter->head);
g_free(filter);
}
g_free(filter);
}
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