xread/xwrite: clip MAX_IO_SIZE to SSIZE_MAX

diff --git a/sequencer.c b/sequencer.c
index 425207ad5f1068b17daa50199b6880ef6009db79..351548f57db61e62b47584020464aee877b48d8d 100644 (file)
--- a/sequencer.c
+++ b/sequencer.c
@@ -331,7 +331,7 @@ static int do_recursive_merge(struct commit *base, struct commit *next,
                int i;
                strbuf_addstr(msgbuf, "\nConflicts:\n");
                for (i = 0; i < active_nr;) {
-                       struct cache_entry *ce = active_cache[i++];
+                       const struct cache_entry *ce = active_cache[i++];
                        if (ce_stage(ce)) {
                                strbuf_addch(msgbuf, '\t');
                                strbuf_addstr(msgbuf, ce->name);
@@ -371,8 +371,9 @@ static int is_index_unchanged(void)
                active_cache_tree = cache_tree();
 
        if (!cache_tree_fully_valid(active_cache_tree))
-               if (cache_tree_update(active_cache_tree, active_cache,
-                                 active_nr, 0))
+               if (cache_tree_update(active_cache_tree,
+                                     (const struct cache_entry * const *)active_cache,
+                                     active_nr, 0))
                        return error(_("Unable to update cache tree\n"));
 
        return !hashcmp(active_cache_tree->sha1, head_commit->tree->object.sha1);