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btrfs: Don't BUG_ON alloc_path errors in btrfs_read_locked_inode

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btrfs_iget() also needed an update so that errors from btrfs_locked_inode()
are caught and bubbled back up.

Signed-off-by: Mark Fasheh <mfasheh@suse.com>
This commit is contained in:
Mark Fasheh 2011-07-12 11:25:31 -07:00
parent 0eb0e19cde
commit 1748f843a0
1 changed files with 17 additions and 5 deletions
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22
fs/btrfs/inode.c
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@ -2518,7 +2518,9 @@ static void btrfs_read_locked_inode(struct inode *inode)
filled = true;
path = btrfs_alloc_path();
BUG_ON(!path);
if (!path)
goto make_bad;
path->leave_spinning = 1;
memcpy(&location, &BTRFS_I(inode)->location, sizeof(location));
@ -3973,6 +3975,7 @@ struct inode *btrfs_iget(struct super_block *s, struct btrfs_key *location,
struct btrfs_root *root, int *new)
{
struct inode *inode;
int bad_inode = 0;
inode = btrfs_iget_locked(s, location->objectid, root);
if (!inode)
@ -3982,10 +3985,19 @@ struct inode *btrfs_iget(struct super_block *s, struct btrfs_key *location,
BTRFS_I(inode)->root = root;
memcpy(&BTRFS_I(inode)->location, location, sizeof(*location));
btrfs_read_locked_inode(inode);
inode_tree_add(inode);
unlock_new_inode(inode);
if (new)
*new = 1;
if (!is_bad_inode(inode)) {
inode_tree_add(inode);
unlock_new_inode(inode);
if (new)
*new = 1;
} else {
bad_inode = 1;
}
}
if (bad_inode) {
iput(inode);
inode = ERR_PTR(-ESTALE);
}
return inode;