BRIGADE_NORMALIZE could produce invalid results with 0 length buckets.

Submitted By: Rici Lake

git-svn-id: https://svn.apache.org/repos/asf/httpd/httpd/trunk@161367 13f79535-47bb-0310-9956-ffa450edef68

diff --git a/server/core_filters.c b/server/core_filters.c
index 499b1f80d7016f9eac2e913ec51fb187132092ac..44359d86fa6fdf0eca9cafabc0f906ccf3b21189 100644 (file)
--- a/server/core_filters.c
+++ b/server/core_filters.c
@@ -105,7 +105,9 @@ do { \
             apr_bucket_delete(e); \
             e = d; \
         } \
-        e = APR_BUCKET_NEXT(e); \
+        else { \
+            e = APR_BUCKET_NEXT(e); \
+        } \
     } while (!APR_BRIGADE_EMPTY(b) && (e != APR_BRIGADE_SENTINEL(b))); \
 } while (0)