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

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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>
This commit is contained in:
Vladimir V. Saveliev
2006-03-02 02:54:39 -08:00
committed by Linus Torvalds
parent a57ebfdb2c
commit c499ec24c3
3 changed files with 10 additions and 15 deletions
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14
fs/reiserfs/file.c
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@@ -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 <<