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-rw-r--r--src/tag.c23
1 files changed, 12 insertions, 11 deletions
diff --git a/src/tag.c b/src/tag.c
index 248951e9d..45a2687cb 100644
--- a/src/tag.c
+++ b/src/tag.c
@@ -55,6 +55,11 @@ const char *mpdTagItemKeys[TAG_NUM_OF_ITEM_TYPES] = {
mpd_sint8 ignoreTagItems[TAG_NUM_OF_ITEM_TYPES];
+static size_t items_size(const struct tag *tag)
+{
+ return (tag->numOfItems * sizeof(struct tag_item));
+}
+
void tag_lib_init(void)
{
int quit = 0;
@@ -248,8 +253,7 @@ static void deleteItem(struct tag *tag, int idx)
}
if (tag->numOfItems > 0) {
- tag->items = xrealloc(tag->items,
- tag->numOfItems * sizeof(*tag->items));
+ tag->items = xrealloc(tag->items, items_size(tag));
} else {
free(tag->items);
tag->items = NULL;
@@ -311,7 +315,7 @@ struct tag *tag_dup(const struct tag *tag)
ret = tag_new();
ret->time = tag->time;
ret->numOfItems = tag->numOfItems;
- ret->items = xmalloc(ret->numOfItems * sizeof(ret->items[0]));
+ ret->items = ret->numOfItems > 0 ? xmalloc(items_size(tag)) : NULL;
for (i = 0; i < tag->numOfItems; i++) {
ret->items[i] = tag_pool_dup_item(tag->items[i]);
@@ -381,10 +385,8 @@ void tag_end_add(struct tag *tag)
if (tag->numOfItems > 0) {
/* copy the tag items from the bulk list over
to a new list (which fits exactly) */
- tag->items = xmalloc(tag->numOfItems *
- sizeof(tag->items[0]));
- memcpy(tag->items, bulk.items,
- tag->numOfItems * sizeof(tag->items[0]));
+ tag->items = xmalloc(items_size(tag));
+ memcpy(tag->items, bulk.items, items_size(tag));
} else
tag->items = NULL;
}
@@ -416,15 +418,14 @@ static void appendToTagItems(struct tag *tag, enum tag_type type,
if (tag->items != bulk.items)
/* bulk mode disabled */
- tag->items = xrealloc(tag->items,
- tag->numOfItems * sizeof(*tag->items));
+ tag->items = xrealloc(tag->items, items_size(tag));
else if (tag->numOfItems >= BULK_MAX) {
/* bulk list already full - switch back to non-bulk */
assert(bulk.busy);
- tag->items = xmalloc(tag->numOfItems * sizeof(tag->items[0]));
+ tag->items = xmalloc(items_size(tag));
memcpy(tag->items, bulk.items,
- (tag->numOfItems - 1) * sizeof(tag->items[0]));
+ items_size(tag) - sizeof(struct tag_item));
}
tag->items[i] = tag_pool_get_item(type, p, len);