Merge git://git.kernel.org/pub/scm/linux/kernel/git/mason/btrfs-unstable

[~andy/linux] / fs / btrfs / zlib.c

diff --git a/fs/btrfs/zlib.c b/fs/btrfs/zlib.c
index ecfbce836d32b31333a034f33ca07d83d9e479cc..3e2b90eaa23945415d56cbd0edfec6848e5dd2d6 100644 (file)
--- a/fs/btrfs/zlib.c
+++ b/fs/btrfs/zlib.c
@@ -208,7 +208,7 @@ int btrfs_zlib_compress_pages(struct address_space *mapping,
        *total_in = 0;
 
        workspace = find_zlib_workspace();
-       if (!workspace)
+       if (IS_ERR(workspace))
                return -1;
 
        if (Z_OK != zlib_deflateInit(&workspace->def_strm, 3)) {
@@ -366,7 +366,7 @@ int btrfs_zlib_decompress_biovec(struct page **pages_in,
        char *kaddr;
 
        workspace = find_zlib_workspace();
-       if (!workspace)
+       if (IS_ERR(workspace))
                return -ENOMEM;
 
        data_in = kmap(pages_in[page_in_index]);
@@ -547,7 +547,7 @@ int btrfs_zlib_decompress(unsigned char *data_in,
                return -ENOMEM;
 
        workspace = find_zlib_workspace();
-       if (!workspace)
+       if (IS_ERR(workspace))
                return -ENOMEM;
 
        workspace->inf_strm.next_in = data_in;