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-rw-r--r--fs/gfs2/aops.c5
-rw-r--r--fs/gfs2/bmap.c3
-rw-r--r--fs/gfs2/glops.c3
3 files changed, 4 insertions, 7 deletions
diff --git a/fs/gfs2/aops.c b/fs/gfs2/aops.c
index 31e8270d0..d9866d89f 100644
--- a/fs/gfs2/aops.c
+++ b/fs/gfs2/aops.c
@@ -179,7 +179,6 @@ static int __gfs2_jdata_writepage(struct page *page, struct writeback_control *w
{
struct inode *inode = page->mapping->host;
struct gfs2_inode *ip = GFS2_I(inode);
- struct gfs2_sbd *sdp = GFS2_SB(inode);
if (PageChecked(page)) {
ClearPageChecked(page);
@@ -187,7 +186,7 @@ static int __gfs2_jdata_writepage(struct page *page, struct writeback_control *w
create_empty_buffers(page, inode->i_sb->s_blocksize,
BIT(BH_Dirty)|BIT(BH_Uptodate));
}
- gfs2_page_add_databufs(ip, page, 0, sdp->sd_vfs->s_blocksize);
+ gfs2_page_add_databufs(ip, page, 0, PAGE_SIZE);
}
return gfs2_write_full_page(page, gfs2_get_block_noalloc, wbc);
}
@@ -481,8 +480,6 @@ int stuffed_readpage(struct gfs2_inode *ip, struct page *page)
return error;
kaddr = kmap_atomic(page);
- if (dsize > gfs2_max_stuffed_size(ip))
- dsize = gfs2_max_stuffed_size(ip);
memcpy(kaddr, dibh->b_data + sizeof(struct gfs2_dinode), dsize);
memset(kaddr + dsize, 0, PAGE_SIZE - dsize);
kunmap_atomic(kaddr);
diff --git a/fs/gfs2/bmap.c b/fs/gfs2/bmap.c
index 150cec85c..ccafd45b6 100644
--- a/fs/gfs2/bmap.c
+++ b/fs/gfs2/bmap.c
@@ -72,9 +72,6 @@ static int gfs2_unstuffer_page(struct gfs2_inode *ip, struct buffer_head *dibh,
void *kaddr = kmap(page);
u64 dsize = i_size_read(inode);
- if (dsize > gfs2_max_stuffed_size(ip))
- dsize = gfs2_max_stuffed_size(ip);
-
memcpy(kaddr, dibh->b_data + sizeof(struct gfs2_dinode), dsize);
memset(kaddr + dsize, 0, PAGE_SIZE - dsize);
kunmap(page);
diff --git a/fs/gfs2/glops.c b/fs/gfs2/glops.c
index 20f08f439..a7a423adf 100644
--- a/fs/gfs2/glops.c
+++ b/fs/gfs2/glops.c
@@ -388,6 +388,9 @@ static int gfs2_dinode_in(struct gfs2_inode *ip, const void *buf)
ip->i_depth = (u8)depth;
ip->i_entries = be32_to_cpu(str->di_entries);
+ if (gfs2_is_stuffed(ip) && ip->i_inode.i_size > gfs2_max_stuffed_size(ip))
+ goto corrupt;
+
if (S_ISREG(ip->i_inode.i_mode))
gfs2_set_aops(&ip->i_inode);