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Btrfs-progs: add missing path alloc return value check 

Also remove unused path in extent-tree.c:finish_current_insert().

Signed-off-by: Filipe David Borba Manana <fdmanana@gmail.com>
Reviewed-by: Miao Xie <miaox@cn.fujitsu.com>
Signed-off-by: David Sterba <dsterba@suse.cz>
Signed-off-by: Chris Mason <chris.mason@fusionio.com>
master
Filipe David Borba Manana 2013-07-30 12:09:55 +01:00 committed by David Sterba
parent af6c1650cf
commit 2b2201bd09
6 changed files with 14 additions and 4 deletions
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2
btrfs-corrupt-block.c
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@ -163,6 +163,8 @@ static int corrupt_extent(struct btrfs_trans_handle *trans,
int should_del = rand() % 3;
path = btrfs_alloc_path();
if (!path)
return -ENOMEM;
key.objectid = bytenr;
key.type = (u8)-1;

2
cmds-check.c
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@ -4569,6 +4569,8 @@ static int fixup_extent_refs(struct btrfs_trans_handle *trans,
flags = BTRFS_BLOCK_FLAG_FULL_BACKREF;
path = btrfs_alloc_path();
if (!path)
return -ENOMEM;
/* step one, make sure all of the backrefs agree */
ret = verify_backrefs(trans, info, path, rec);

2
dir-item.c
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@ -123,6 +123,8 @@ int btrfs_insert_dir_item(struct btrfs_trans_handle *trans, struct btrfs_root
btrfs_set_key_type(&key, BTRFS_DIR_ITEM_KEY);
key.offset = btrfs_name_hash(name, name_len);
path = btrfs_alloc_path();
if (!path)
return -ENOMEM;
data_size = sizeof(*dir_item) + name_len;
dir_item = insert_with_overflow(trans, root, path, &key, data_size,
name, name_len);

8
extent-tree.c
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@ -1483,6 +1483,8 @@ int btrfs_lookup_extent_info(struct btrfs_trans_handle *trans,
}
path = btrfs_alloc_path();
if (!path)
return -ENOMEM;
path->reada = 1;
key.objectid = bytenr;
@ -1574,6 +1576,8 @@ int btrfs_set_block_flags(struct btrfs_trans_handle *trans,
BTRFS_FEATURE_INCOMPAT_SKINNY_METADATA);
path = btrfs_alloc_path();
if (!path)
return -ENOMEM;
path->reada = 1;
key.objectid = bytenr;
@ -2075,7 +2079,6 @@ static int finish_current_insert(struct btrfs_trans_handle *trans,
u64 end;
u64 priv;
struct btrfs_fs_info *info = extent_root->fs_info;
struct btrfs_path *path;
struct pending_extent_op *extent_op;
struct btrfs_key key;
int ret;
@ -2083,8 +2086,6 @@ static int finish_current_insert(struct btrfs_trans_handle *trans,
btrfs_fs_incompat(extent_root->fs_info,
BTRFS_FEATURE_INCOMPAT_SKINNY_METADATA);
path = btrfs_alloc_path();
while(1) {
ret = find_first_extent_bit(&info->extent_ins, 0, &start,
&end, EXTENT_LOCKED);
@ -2119,7 +2120,6 @@ static int finish_current_insert(struct btrfs_trans_handle *trans,
GFP_NOFS);
kfree(extent_op);
}
btrfs_free_path(path);
return 0;
}

2
file-item.c
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@ -417,6 +417,8 @@ int btrfs_del_csums(struct btrfs_trans_handle *trans,
root = root->fs_info->csum_root;
path = btrfs_alloc_path();
if (!path)
return -ENOMEM;
while (1) {
key.objectid = BTRFS_EXTENT_CSUM_OBJECTID;

2
root-tree.c
View File

@ -193,6 +193,8 @@ int btrfs_add_root_ref(struct btrfs_trans_handle *trans,
path = btrfs_alloc_path();
if (!path)
return -ENOMEM;
key.objectid = root_id;
key.type = type;