xsize_t: check whether we lose bits

diff --git a/builtin-apply.c b/builtin-apply.c
index 53935109a3e320eda6177b74be76c45ee2a6e4d2..dfa17167963d1318298208e880be1cae47d06ea9 100644 (file)
--- a/builtin-apply.c
+++ b/builtin-apply.c
@@ -1981,7 +1981,7 @@ static int apply_data(struct patch *patch, struct stat *st, struct cache_entry *
                }
        }
        else if (patch->old_name) {
-               size = st->st_size;
+               size = xsize_t(st->st_size);
                alloc = size + 8192;
                buf = xmalloc(alloc);
                if (read_old_data(st, patch->old_name, &buf, &alloc, &size))