Merge branch 'jk/http-walker-buffer-underflow-fix'
"Dumb http" transport used to misparse a nonsense http-alternates
response, which has been fixed.
* jk/http-walker-buffer-underflow-fix:
http-walker: fix buffer underflow processing remote alternates
diff --git a/http-walker.c b/http-walker.c
index ab7d553..ee049cb 100644
--- a/http-walker.c
+++ b/http-walker.c
@@ -301,13 +301,16 @@
okay = 1;
}
}
- /* skip "objects\n" at end */
if (okay) {
struct strbuf target = STRBUF_INIT;
strbuf_add(&target, base, serverlen);
- strbuf_add(&target, data + i, posn - i - 7);
-
- if (is_alternate_allowed(target.buf)) {
+ strbuf_add(&target, data + i, posn - i);
+ if (!strbuf_strip_suffix(&target, "objects")) {
+ warning("ignoring alternate that does"
+ " not end in 'objects': %s",
+ target.buf);
+ strbuf_release(&target);
+ } else if (is_alternate_allowed(target.buf)) {
warning("adding alternate object store: %s",
target.buf);
newalt = xmalloc(sizeof(*newalt));
