1 files changed, 17 insertions, 20 deletions

diff --git a/fs/btrfs/file.c b/fs/btrfs/file.c
index 098bb8f690c9..cadfebaaf8c4 100644
--- a/fs/btrfs/file.c
+++ b/fs/btrfs/file.c
@@ -1525,27 +1525,24 @@ static noinline ssize_t __btrfs_buffered_write(struct file *file,
 
                 reserve_bytes = num_pages << PAGE_CACHE_SHIFT;
 
-                if (BTRFS_I(inode)->flags & (BTRFS_INODE_NODATACOW |
-                                             BTRFS_INODE_PREALLOC)) {
-                        ret = check_can_nocow(inode, pos, &write_bytes);
-                        if (ret < 0)
-                                break;
-                        if (ret > 0) {
-                                /*
-                                 * For nodata cow case, no need to reserve
-                                 * data space.
-                                 */
-                                only_release_metadata = true;
-                                /*
-                                 * our prealloc extent may be smaller than
-                                 * write_bytes, so scale down.
-                                 */
-                                num_pages = DIV_ROUND_UP(write_bytes + offset,
-                                                         PAGE_CACHE_SIZE);
-                                reserve_bytes = num_pages << PAGE_CACHE_SHIFT;
-                                goto reserve_metadata;
-                        }
+                if ((BTRFS_I(inode)->flags & (BTRFS_INODE_NODATACOW |
+                                              BTRFS_INODE_PREALLOC)) &&
+                    check_can_nocow(inode, pos, &write_bytes) > 0) {
+                        /*
+                         * For nodata cow case, no need to reserve
+                         * data space.
+                         */
+                        only_release_metadata = true;
+                        /*
+                         * our prealloc extent may be smaller than
+                         * write_bytes, so scale down.
+                         */
+                        num_pages = DIV_ROUND_UP(write_bytes + offset,
+                                                 PAGE_CACHE_SIZE);
+                        reserve_bytes = num_pages << PAGE_CACHE_SHIFT;
+                        goto reserve_metadata;
                 }
+
                 ret = btrfs_check_data_free_space(inode, pos, write_bytes);
                 if (ret < 0)
                         break;