diff options
| -rw-r--r-- | fs/sdcardfs/packagelist.c | 15 |
1 files changed, 11 insertions, 4 deletions
diff --git a/fs/sdcardfs/packagelist.c b/fs/sdcardfs/packagelist.c index fead71eac95f..10b98b1548ea 100644 --- a/fs/sdcardfs/packagelist.c +++ b/fs/sdcardfs/packagelist.c @@ -349,13 +349,20 @@ static ssize_t packages_attr_show(struct config_item *item, struct hashtable_entry *hash_cur; struct hlist_node *h_t; int i; - int count = 0; + int count = 0, written = 0; + char errormsg[] = "<truncated>\n"; + mutex_lock(&pkgl_data_all->hashtable_lock); - hash_for_each_safe(pkgl_data_all->package_to_appid, i, h_t, hash_cur, hlist) - count += snprintf(page + count, PAGE_SIZE - count, "%s %d\n", (char *)hash_cur->key, hash_cur->value); + hash_for_each_safe(pkgl_data_all->package_to_appid, i, h_t, hash_cur, hlist) { + written = scnprintf(page + count, PAGE_SIZE - sizeof(errormsg) - count, "%s %d\n", (char *)hash_cur->key, hash_cur->value); + if (count + written == PAGE_SIZE - sizeof(errormsg)) { + count += scnprintf(page + count, PAGE_SIZE - count, errormsg); + break; + } + count += written; + } mutex_unlock(&pkgl_data_all->hashtable_lock); - return count; } |