On 8/8/2010 2:19 PM, Ruediger Pluem wrote:


On 08/06/2010 10:07 PM, [email protected] wrote:
Author: pgollucci
Date: Fri Aug  6 20:07:57 2010
New Revision: 983116

URL: http://svn.apache.org/viewvc?rev=983116&view=rev
Log:
rv is never used which makes the whole if useless

Reported by:    clang static analyzer


Modified:
     httpd/httpd/trunk/modules/filters/mod_reqtimeout.c

Modified: httpd/httpd/trunk/modules/filters/mod_reqtimeout.c
URL: 
http://svn.apache.org/viewvc/httpd/httpd/trunk/modules/filters/mod_reqtimeout.c?rev=983116&r1=983115&r2=983116&view=diff
==============================================================================
--- httpd/httpd/trunk/modules/filters/mod_reqtimeout.c (original)
+++ httpd/httpd/trunk/modules/filters/mod_reqtimeout.c Fri Aug  6 20:07:57 2010
@@ -190,10 +190,7 @@ static apr_status_t reqtimeout_filter(ap
  #endif

              rv = ap_get_brigade(f->next, bb, AP_MODE_GETLINE, 
APR_NONBLOCK_READ, remaining);
-            if (APR_STATUS_IS_EAGAIN(rv)) {
-                rv = APR_SUCCESS;
-            }
-            else if (rv != APR_SUCCESS) {
+            if (rv != APR_SUCCESS) {
                  break;
              }

IMHO this is a change in logic. If ap_get_brigade returns EAGAIN then
the old code stays in the loop, whereas the new code leaves the loop.
I was thinking about that after I made it. The relevant tests still pass, but I'm not convinced its exercised properly.

I will review this on Tuesday unless you want to do it before then.



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Philip M. Gollucci ([email protected]) c: 703.336.9354
VP Apache Infrastructure; Member, Apache Software Foundation
Committer,                        FreeBSD Foundation
Consultant,                       P6M7G8 Inc.
Sr. System Admin,                 Ridecharge Inc.

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