[PATCH] reiserfs: do not check if unsigned < 0

This patch fixes bugs in reiserfs where unsigned integers were checked
whether they are less then 0.

Signed-off-by: Vladimir V. Saveliev <vs@namesys.com>
Cc: Neil Brown <neilb@cse.unsw.edu.au>
Signed-off-by: Hans Reiser <reiser@namesys.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>

1 files changed, 7 insertions, 7 deletions

diff --git a/fs/reiserfs/file.c b/fs/reiserfs/file.c
index f3473176c83a..be12879bb179 100644
--- a/fs/reiserfs/file.c
+++ b/fs/reiserfs/file.c
@@ -1464,13 +1464,11 @@ static ssize_t reiserfs_file_write(struct file *file,	/* the file we are going t
                    partially overwritten pages, if needed. And lock the pages,
                    so that nobody else can access these until we are done.
                    We get number of actual blocks needed as a result. */
-                blocks_to_allocate =
-                    reiserfs_prepare_file_region_for_write(inode, pos,
-                                                           num_pages,
-                                                           write_bytes,
-                                                           prepared_pages);
-                if (blocks_to_allocate < 0) {
-                        res = blocks_to_allocate;
+                res = reiserfs_prepare_file_region_for_write(inode, pos,
+                                                             num_pages,
+                                                             write_bytes,
+                                                             prepared_pages);
+                if (res < 0) {
                         reiserfs_release_claimed_blocks(inode->i_sb,
                                                         num_pages <<
                                                         (PAGE_CACHE_SHIFT -
@@ -1478,6 +1476,8 @@ static ssize_t reiserfs_file_write(struct file *file,	/* the file we are going t
                         break;
                 }
 
+                blocks_to_allocate = res;
+
                 /* First we correct our estimate of how many blocks we need */
                 reiserfs_release_claimed_blocks(inode->i_sb,
                                                 (num_pages <<