1 files changed, 5 insertions, 3 deletions

diff --git a/archival/libunarchive/data_extract_to_buffer.c b/archival/libunarchive/data_extract_to_buffer.c
index 3fcab6d02..db5521bcb 100644
--- a/archival/libunarchive/data_extract_to_buffer.c
+++ b/archival/libunarchive/data_extract_to_buffer.c
@@ -19,8 +19,10 @@
 
 extern void data_extract_to_buffer(archive_handle_t *archive_handle)
 {
-        archive_handle->buffer = xmalloc(archive_handle->file_header->size + 1);
-        
-        archive_xread_all(archive_handle, archive_handle->buffer, archive_handle->file_header->size);
+        const unsigned int size = archive_handle->file_header->size;
 
+        archive_handle->buffer = xmalloc(size + 1);
+
+        archive_xread_all(archive_handle, archive_handle->buffer, size);
+        archive_handle->buffer[size] = '\0';
 }