memory_limit: use git_env_ulong() to parse GIT_ALLOC_LIMIT

diff --git a/builtin/log.c b/builtin/log.c
index 27c1b65db46bb1bead9045b7b6be08a1ee199835..4389722b4b1edffce8cd2a63dae52277e022ac99 100644 (file)
--- a/builtin/log.c
+++ b/builtin/log.c
@@ -861,7 +861,7 @@ static void add_branch_description(struct strbuf *buf, const char *branch_name)
        read_branch_desc(&desc, branch_name);
        if (desc.len) {
                strbuf_addch(buf, '\n');
-               strbuf_add(buf, desc.buf, desc.len);
+               strbuf_addbuf(buf, &desc);
                strbuf_addch(buf, '\n');
        }
 }