[nginx] Typo fixed.

[Maxim Dounin]

details:   http://hg.nginx.org/nginx/rev/011d72dea802
branches:  
changeset: 5347:011d72dea802
user:      Maxim Dounin <mdounin at mdounin.ru>
date:      Wed Aug 28 02:34:30 2013 +0400
description:
Typo fixed.

diffstat:

 src/event/ngx_event_pipe.c |  4 ++--
 1 files changed, 2 insertions(+), 2 deletions(-)

diffs (14 lines):

diff --git a/src/event/ngx_event_pipe.c b/src/event/ngx_event_pipe.c
--- a/src/event/ngx_event_pipe.c
+++ b/src/event/ngx_event_pipe.c
@@ -220,8 +220,8 @@ ngx_event_pipe_read_upstream(ngx_event_p
             {
 
                 /*
-                 * if it is allowed, then save some bufs from r->in
-                 * to a temporary file, and add them to a r->out chain
+                 * if it is allowed, then save some bufs from p->in
+                 * to a temporary file, and add them to a p->out chain
                  */
 
                 rc = ngx_event_pipe_write_chain_to_temp_file(p);