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Diffstat (limited to 'src/or/router.c')
-rw-r--r-- | src/or/router.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/src/or/router.c b/src/or/router.c index 38f0a2f47d..9b80247f19 100644 --- a/src/or/router.c +++ b/src/or/router.c @@ -2044,7 +2044,12 @@ extrainfo_dump_to_string(char **s_out, extrainfo_t *extrainfo, s = smartlist_join_strings(chunks, "", 0, NULL); while (strlen(s) > MAX_EXTRAINFO_UPLOAD_SIZE - DIROBJ_MAX_SIG_LEN) { + /* So long as there are at least two chunks (one for the initial + * extra-info line and one for the router-signature), we can keep removing + * things. */ if (smartlist_len(chunks) > 2) { + /* We remove the next-to-last element (remember, len-1 is the last + element), since we need to keep the router-signature element. */ int idx = smartlist_len(chunks) - 2; char *e = smartlist_get(chunks, idx); smartlist_del_keeporder(chunks, idx); |