diff --git a/modules/http/http_filters.c b/modules/http/http_filters.c

index 6d85eb1..083e0b6 100644

--- a/modules/http/http_filters.c

+++ b/modules/http/http_filters.c

@@ -1592,9 +1592,9 @@ AP_DECLARE(int) ap_map_http_request_error(apr_status_t rv, int status)

  */

 AP_DECLARE(int) ap_discard_request_body(request_rec *r)

 {

+    int rc = OK;

+    conn_rec *c = r->connection;

     apr_bucket_brigade *bb;

-    int seen_eos;

-    apr_status_t rv;

     /* Sometimes we'll get in a state where the input handling has

      * detected an error where we want to drop the connection, so if

@@ -1603,54 +1603,57 @@ AP_DECLARE(int) ap_discard_request_body(request_rec *r)

      *

      * This function is also a no-op on a subrequest.

      */

-    if (r->main || r->connection->keepalive == AP_CONN_CLOSE ||

-        ap_status_drops_connection(r->status)) {

+    if (r->main || c->keepalive == AP_CONN_CLOSE) {

+        return OK;

+    }

+    if (ap_status_drops_connection(r->status)) {

+        c->keepalive = AP_CONN_CLOSE;

         return OK;

     }

     bb = apr_brigade_create(r->pool, r->connection->bucket_alloc);

-    seen_eos = 0;

-    do {

-        apr_bucket *bucket;

+    for (;;) {

+        apr_status_t rv;

         rv = ap_get_brigade(r->input_filters, bb, AP_MODE_READBYTES,

                             APR_BLOCK_READ, HUGE_STRING_LEN);

-

         if (rv != APR_SUCCESS) {

-            apr_brigade_destroy(bb);

-            return ap_map_http_request_error(rv, HTTP_BAD_REQUEST);

+            rc = ap_map_http_request_error(rv, HTTP_BAD_REQUEST);

+            goto cleanup;

         }

-        for (bucket = APR_BRIGADE_FIRST(bb);

-             bucket != APR_BRIGADE_SENTINEL(bb);

-             bucket = APR_BUCKET_NEXT(bucket))

-        {

-            const char *data;

-            apr_size_t len;

+        while (!APR_BRIGADE_EMPTY(bb)) {

+            apr_bucket *b = APR_BRIGADE_FIRST(bb);

-            if (APR_BUCKET_IS_EOS(bucket)) {

-                seen_eos = 1;

-                break;

+            if (APR_BUCKET_IS_EOS(b)) {

+                goto cleanup;

             }

-            /* These are metadata buckets. */

-            if (bucket->length == 0) {

-                continue;

-            }

-

-            /* We MUST read because in case we have an unknown-length

-             * bucket or one that morphs, we want to exhaust it.

+            /* There is no need to read empty or metadata buckets or

+             * buckets of known length, but we MUST read buckets of

+             * unknown length in order to exhaust them.

              */

-            rv = apr_bucket_read(bucket, &data, &len, APR_BLOCK_READ);

+            if (b->length == (apr_size_t)-1) {

+                apr_size_t len;

+                const char *data;

+

+                rv = apr_bucket_read(b, &data, &len, APR_BLOCK_READ);

             if (rv != APR_SUCCESS) {

-                apr_brigade_destroy(bb);

-                return HTTP_BAD_REQUEST;

+                    rc = HTTP_BAD_REQUEST;

+                    goto cleanup;

             }

         }

-        apr_brigade_cleanup(bb);

-    } while (!seen_eos);

-    return OK;

+            apr_bucket_delete(b);

+        }

+    }

+

+cleanup:

+    apr_brigade_cleanup(bb);

+    if (rc != OK) {

+        c->keepalive = AP_CONN_CLOSE;

+    }

+    return rc;

 }

 /* Here we deal with getting the request message body from the client.

diff --git a/server/protocol.c b/server/protocol.c

index 8428129..a6aeb24 100644

--- a/server/protocol.c

+++ b/server/protocol.c

@@ -1480,23 +1480,29 @@ AP_DECLARE(void) ap_set_sub_req_protocol(request_rec *rnew,

     rnew->main = (request_rec *) r;

 }

-static void end_output_stream(request_rec *r)

+static void end_output_stream(request_rec *r, int status)

 {

     conn_rec *c = r->connection;

     apr_bucket_brigade *bb;

     apr_bucket *b;

     bb = apr_brigade_create(r->pool, c->bucket_alloc);

+    if (status != OK) {

+        b = ap_bucket_error_create(status, NULL, r->pool, c->bucket_alloc);

+        APR_BRIGADE_INSERT_TAIL(bb, b);

+    }

     b = apr_bucket_eos_create(c->bucket_alloc);

     APR_BRIGADE_INSERT_TAIL(bb, b);

+

     ap_pass_brigade(r->output_filters, bb);

+    apr_brigade_cleanup(bb);

 }

 AP_DECLARE(void) ap_finalize_sub_req_protocol(request_rec *sub)

 {

     /* tell the filter chain there is no more content coming */

     if (!sub->eos_sent) {

-        end_output_stream(sub);

+        end_output_stream(sub, OK);

     }

 }

@@ -1507,11 +1513,11 @@ AP_DECLARE(void) ap_finalize_sub_req_protocol(request_rec *sub)

  */

 AP_DECLARE(void) ap_finalize_request_protocol(request_rec *r)

 {

-    (void) ap_discard_request_body(r);

+    int status = ap_discard_request_body(r);

     /* tell the filter chain there is no more content coming */

     if (!r->eos_sent) {

-        end_output_stream(r);

+        end_output_stream(r, status);

     }

 }