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authorArtem Bityutskiy <artem.bityutskiy@linux.intel.com>2014-05-27 16:24:39 +0400
committerArtem Bityutskiy <artem.bityutskiy@linux.intel.com>2014-05-28 12:10:09 +0400
commitba6a7d55634b9ddf119216faef55f2463b17d60b (patch)
tree38168863021d503094ec8f5d7527527e11bfed76
parenta0fd59511e0a0514d24044a29da0f6144f8600e5 (diff)
downloadlinux-ba6a7d55634b9ddf119216faef55f2463b17d60b.tar.xz
UBIFS: fix debugging check
The debugging check which verifies that we never write outside of the file length was incorrect, since it was multiplying file length by the page size, instead of dividing. Fix this. Spotted-by: hujianyang <hujianyang@huawei.com> Signed-off-by: Artem Bityutskiy <artem.bityutskiy@linux.intel.com>
-rw-r--r--fs/ubifs/file.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/fs/ubifs/file.c b/fs/ubifs/file.c
index 727506b5e2ea..0ab7f7dfb98b 100644
--- a/fs/ubifs/file.c
+++ b/fs/ubifs/file.c
@@ -905,7 +905,7 @@ static int do_writepage(struct page *page, int len)
#ifdef UBIFS_DEBUG
struct ubifs_inode *ui = ubifs_inode(inode);
spin_lock(&ui->ui_lock);
- ubifs_assert(page->index <= ui->synced_i_size << PAGE_CACHE_SIZE);
+ ubifs_assert(page->index <= ui->synced_i_size >> PAGE_CACHE_SHIFT);
spin_unlock(&ui->ui_lock);
#endif