Merge branch 'for-linus-4.7' of git://git.kernel.org/pub/scm/linux/kernel/git/mason...

[deliverable/linux.git] / fs / btrfs / volumes.c

diff --git a/fs/btrfs/volumes.c b/fs/btrfs/volumes.c
index fcbda4341f7d7f2667c6e234af4deaf090dec5e3..589f128173b10e1648ce2714cd61c042d5c9e6da 100644 (file)
--- a/fs/btrfs/volumes.c
+++ b/fs/btrfs/volumes.c
@@ -20,13 +20,13 @@
 #include <linux/slab.h>
 #include <linux/buffer_head.h>
 #include <linux/blkdev.h>
-#include <linux/random.h>
 #include <linux/iocontext.h>
 #include <linux/capability.h>
 #include <linux/ratelimit.h>
 #include <linux/kthread.h>
 #include <linux/raid/pq.h>
 #include <linux/semaphore.h>
+#include <linux/uuid.h>
 #include <asm/div64.h>
 #include "ctree.h"
 #include "extent_map.h"
@@ -4694,12 +4694,12 @@ static int __btrfs_alloc_chunk(struct btrfs_trans_handle *trans,
 
        if (type & BTRFS_BLOCK_GROUP_RAID5) {
                raid_stripe_len = find_raid56_stripe_len(ndevs - 1,
-                                btrfs_super_stripesize(info->super_copy));
+                                               extent_root->stripesize);
                data_stripes = num_stripes - 1;
        }
        if (type & BTRFS_BLOCK_GROUP_RAID6) {
                raid_stripe_len = find_raid56_stripe_len(ndevs - 2,
-                                btrfs_super_stripesize(info->super_copy));
+                                               extent_root->stripesize);
                data_stripes = num_stripes - 2;
        }
 
@@ -6607,8 +6607,8 @@ int btrfs_read_sys_array(struct btrfs_root *root)
         * overallocate but we can keep it as-is, only the first page is used.
         */
        sb = btrfs_find_create_tree_block(root, BTRFS_SUPER_INFO_OFFSET);
-       if (!sb)
-               return -ENOMEM;
+       if (IS_ERR(sb))
+               return PTR_ERR(sb);
        set_extent_buffer_uptodate(sb);
        btrfs_set_buffer_lockdep_class(root->root_key.objectid, sb, 0);
        /*