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hfsplus: Add error propagation for hfsplus_ext_write_extent_locked

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Implement error propagation through the callers of
hfsplus_ext_write_extent_locked().

Signed-off-by: Alexey Khoroshilov <khoroshilov@ispras.ru>
Signed-off-by: Christoph Hellwig <hch@lst.de>
This commit is contained in:
Alexey Khoroshilov
2011-07-06 02:30:00 +04:00
committed by Christoph Hellwig
parent 5bd9d99d10
commit dd7f3d5458
3 changed files with 24 additions and 10 deletions
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26
fs/hfsplus/extents.c
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@@ -119,23 +119,31 @@ static void __hfsplus_ext_write_extent(struct inode *inode,
set_bit(HFSPLUS_I_EXT_DIRTY, &hip->flags);
}
static void hfsplus_ext_write_extent_locked(struct inode *inode)
static int hfsplus_ext_write_extent_locked(struct inode *inode)
{
int res;
if (HFSPLUS_I(inode)->extent_state & HFSPLUS_EXT_DIRTY) {
struct hfs_find_data fd;
if (!hfs_find_init(HFSPLUS_SB(inode->i_sb)->ext_tree, &fd)) {
__hfsplus_ext_write_extent(inode, &fd);
hfs_find_exit(&fd);
}
res = hfs_find_init(HFSPLUS_SB(inode->i_sb)->ext_tree, &fd);
if (res)
return res;
__hfsplus_ext_write_extent(inode, &fd);
hfs_find_exit(&fd);
}
return 0;
}
void hfsplus_ext_write_extent(struct inode *inode)
int hfsplus_ext_write_extent(struct inode *inode)
{
int res;
mutex_lock(&HFSPLUS_I(inode)->extents_lock);
hfsplus_ext_write_extent_locked(inode);
res = hfsplus_ext_write_extent_locked(inode);
mutex_unlock(&HFSPLUS_I(inode)->extents_lock);
return res;
}
static inline int __hfsplus_ext_read_extent(struct hfs_find_data *fd,
@@ -477,7 +485,9 @@ out:
insert_extent:
dprint(DBG_EXTENT, "insert new extent\n");
hfsplus_ext_write_extent_locked(inode);
res = hfsplus_ext_write_extent_locked(inode);
if (res)
goto out;
memset(hip->cached_extents, 0, sizeof(hfsplus_extent_rec));
hip->cached_extents[0].start_block = cpu_to_be32(start);