Be more robust when handling unexpected lack of data

[onak.git] / wordlist.c

diff --git a/wordlist.c b/wordlist.c
index 605ec06967752a4209be7591c966d2209f6618d3..b594253951d95ba7ace86347c7fca7d4cbb493df 100644 (file)
--- a/wordlist.c
+++ b/wordlist.c
@@ -97,7 +97,7 @@ struct ll *makewordlistfromkey(struct ll *wordlist,
        struct ll  *wl = NULL;
 
        uids = keyuids(key, NULL);
-       for (i = 0; uids[i] != NULL; ++i) {
+       for (i = 0; uids != NULL && uids[i] != NULL; ++i) {
                words = makewordlist(NULL, uids[i]);
                for (wl = words; wl != NULL; wl = wl->next) {
                        if (llfind(wordlist, wl->object,