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-rw-r--r--fs/adfs/inode.c16
1 files changed, 11 insertions, 5 deletions
diff --git a/fs/adfs/inode.c b/fs/adfs/inode.c
index 6f850b06ab62..65794b8fe79e 100644
--- a/fs/adfs/inode.c
+++ b/fs/adfs/inode.c
@@ -50,10 +50,19 @@ static int adfs_write_begin(struct file *file, struct address_space *mapping,
loff_t pos, unsigned len, unsigned flags,
struct page **pagep, void **fsdata)
{
+ int ret;
+
*pagep = NULL;
- return cont_write_begin(file, mapping, pos, len, flags, pagep, fsdata,
+ ret = cont_write_begin(file, mapping, pos, len, flags, pagep, fsdata,
adfs_get_block,
&ADFS_I(mapping->host)->mmu_private);
+ if (unlikely(ret)) {
+ loff_t isize = mapping->host->i_size;
+ if (pos + len > isize)
+ vmtruncate(mapping->host, isize);
+ }
+
+ return ret;
}
static sector_t _adfs_bmap(struct address_space *mapping, sector_t block)
@@ -324,10 +333,7 @@ adfs_notify_change(struct dentry *dentry, struct iattr *attr)
/* XXX: this is missing some actual on-disk truncation.. */
if (ia_valid & ATTR_SIZE)
- error = simple_setsize(inode, attr->ia_size);
-
- if (error)
- goto out;
+ truncate_setsize(inode, attr->ia_size);
if (ia_valid & ATTR_MTIME) {
inode->i_mtime = attr->ia_mtime;