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| author | Liu Bo <bo.li.liu@oracle.com> | 2013-05-14 02:12:15 +0000 |
|---|---|---|
| committer | Josef Bacik <jbacik@fusionio.com> | 2013-05-17 21:40:27 -0400 |
| commit | b9aa55bed1c1a3a329da31884b643c62d57ebb21 (patch) | |
| tree | 8a471df81a5c15b4750b64360f26681dfa3d7ec3 | |
| parent | d88033dbf4c23279b012725876f1e164e09644ff (diff) | |
| download | linux-b9aa55bed1c1a3a329da31884b643c62d57ebb21.tar.gz linux-b9aa55bed1c1a3a329da31884b643c62d57ebb21.tar.bz2 linux-b9aa55bed1c1a3a329da31884b643c62d57ebb21.zip | |
Btrfs: return errno if possible when we fail to allocate memory
We need to set return value explicitly, otherwise we'll lose the error
value.
Signed-off-by: Liu Bo <bo.li.liu@oracle.com>
Signed-off-by: Josef Bacik <jbacik@fusionio.com>
| -rw-r--r-- | fs/btrfs/inode.c | 8 |
1 files changed, 6 insertions, 2 deletions
diff --git a/fs/btrfs/inode.c b/fs/btrfs/inode.c index 1669c3b4be2f..99a9c25d36a6 100644 --- a/fs/btrfs/inode.c +++ b/fs/btrfs/inode.c @@ -714,8 +714,10 @@ retry: async_extent->ram_size - 1, 0); em = alloc_extent_map(); - if (!em) + if (!em) { + ret = -ENOMEM; goto out_free_reserve; + } em->start = async_extent->start; em->len = async_extent->ram_size; em->orig_start = em->start; @@ -922,8 +924,10 @@ static noinline int __cow_file_range(struct btrfs_trans_handle *trans, } em = alloc_extent_map(); - if (!em) + if (!em) { + ret = -ENOMEM; goto out_reserve; + } em->start = start; em->orig_start = em->start; ram_size = ins.offset; |