MINOR: mt_lists: Appease gcc.

gcc is confused, and think p may end up being NULL in _MT_LIST_RELINK_DELETED.
It should never happen, so let gcc know that.

(cherry picked from commit 49983a9fe11840e0fc14a96e4097ad56cc2d06c8)
Signed-off-by: Willy Tarreau <w@1wt.eu>

diff --git a/include/common/mini-clist.h b/include/common/mini-clist.h
index f4d2e9f..5781899 100644 (file)
--- a/include/common/mini-clist.h
+++ b/include/common/mini-clist.h
@@ -614,6 +614,7 @@ struct cond_wordlist {
 #define _MT_LIST_RELINK_DELETED(elt2)                                      \
     do {                                                                   \
            struct mt_list *n = elt2.next, *p = elt2.prev;                 \
+           ALREADY_CHECKED(p);                                            \
            n->prev = p;                                                   \
            p->next = n;                                                   \
     } while (0);