From: OGAWA Hirofumi <hirofumi@mail.parknet.co.jp>
Date: Fri, 3 Nov 2006 06:07:08 +0000 (-0800)
Subject: [PATCH] cifs: ->readpages() fixes
X-Git-Tag: v2.6.19-rc5~49
X-Git-Url: https://err.no/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=05ac9d4b3d7eac9e8542c83341a0e22d09aecf8f;p=linux-2.6

[PATCH] cifs: ->readpages() fixes

This just ignore the remaining pages, and will fix a forgot put_pages_list().

Signed-off-by: OGAWA Hirofumi <hirofumi@mail.parknet.co.jp>
Cc: Steven French <sfrench@us.ibm.com>
Cc: Miklos Szeredi <miklos@szeredi.hu>
Cc: Steven Whitehouse <swhiteho@redhat.com>
Cc: Trond Myklebust <trond.myklebust@fys.uio.no>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
---

diff --git a/fs/cifs/file.c b/fs/cifs/file.c
index 976a691c5a..7e056b9b49 100644
--- a/fs/cifs/file.c
+++ b/fs/cifs/file.c
@@ -1806,13 +1806,6 @@ static int cifs_readpages(struct file *file, struct address_space *mapping,
 		}
 		if ((rc < 0) || (smb_read_data == NULL)) {
 			cFYI(1, ("Read error in readpages: %d", rc));
-			/* clean up remaing pages off list */
-			while (!list_empty(page_list) && (i < num_pages)) {
-				page = list_entry(page_list->prev, struct page,
-						  lru);
-				list_del(&page->lru);
-				page_cache_release(page);
-			}
 			break;
 		} else if (bytes_read > 0) {
 			pSMBr = (struct smb_com_read_rsp *)smb_read_data;
@@ -1831,13 +1824,7 @@ static int cifs_readpages(struct file *file, struct address_space *mapping,
 				   this case is ok - if we are at server EOF 
 				   we will hit it on next read */
 
-			/* while (!list_empty(page_list) && (i < num_pages)) {
-					page = list_entry(page_list->prev, 
-							  struct page, list);
-					list_del(&page->list);
-					page_cache_release(page);
-				}
-				break; */
+				/* break; */
 			}
 		} else {
 			cFYI(1, ("No bytes read (%d) at offset %lld . "
@@ -1845,14 +1832,6 @@ static int cifs_readpages(struct file *file, struct address_space *mapping,
 				 bytes_read, offset));
 			/* BB turn off caching and do new lookup on 
 			   file size at server? */
-			while (!list_empty(page_list) && (i < num_pages)) {
-				page = list_entry(page_list->prev, struct page,
-						  lru);
-				list_del(&page->lru);
-
-				/* BB removeme - replace with zero of page? */
-				page_cache_release(page);
-			}
 			break;
 		}
 		if (smb_read_data) {