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gtkcomposetable: use g_size_checked_mul() for overflow checking

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The check was added in !741, this replaces it with g_size_checked_mul()
This commit is contained in:
Christoph Reiter 2019-04-12 22:38:44 +02:00
parent c5a4a26f06
commit b66e4cd64c
1 changed files with 1 additions and 3 deletions
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4
gtk/gtkcomposetable.c
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@ -837,7 +837,6 @@ gtk_compose_table_list_add_array (GSList *compose_tables,
GtkComposeTable *compose_table;
gsize n_index_stride;
gsize length;
gsize max_size = (gsize) -1;
int i;
guint16 *gtk_compose_seqs = NULL;
@ -845,13 +844,12 @@ gtk_compose_table_list_add_array (GSList *compose_tables,
g_return_val_if_fail (max_seq_len <= GTK_MAX_COMPOSE_LEN, compose_tables);
n_index_stride = MIN (max_seq_len, GTK_MAX_COMPOSE_LEN) + 2;
if (n_seqs > max_size / n_index_stride)
if (!g_size_checked_mul (&length, n_index_stride, n_seqs))
{
g_critical ("Overflow in the compose sequences");
return compose_tables;
}
length = n_index_stride * n_seqs;
hash = gtk_compose_table_data_hash (data, length);
if (g_slist_find_custom (compose_tables, GINT_TO_POINTER (hash), gtk_compose_table_find) != NULL)