diff options
Diffstat (limited to 'fs/btrfs/lzo.c')
-rw-r--r-- | fs/btrfs/lzo.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/fs/btrfs/lzo.c b/fs/btrfs/lzo.c index a554856a5f8a..7e8b0d6a7961 100644 --- a/fs/btrfs/lzo.c +++ b/fs/btrfs/lzo.c @@ -230,8 +230,10 @@ static int lzo_compress_pages(struct list_head *ws, in_len = min(bytes_left, PAGE_SIZE); } - if (tot_out > tot_in) + if (tot_out >= tot_in) { + ret = -E2BIG; goto out; + } /* store the size of all chunks of compressed data */ cpage_out = kmap(pages[0]); |