btrfs: fix placement of unlikely() in btrfs_insert_one_raid_extent()

Fix the unlikely added to btrfs_insert_one_raid_extent() by commit
a929904cf73b65 ("btrfs: add unlikely annotations to branches leading to
transaction abort"): the exclamation point is in the wrong place, so we
are telling the compiler that allocation failure is actually expected.

Reviewed-by: Filipe Manana <fdmanana@suse.com>
Signed-off-by: Mark Harmstone <mark@harmstone.com>
Reviewed-by: David Sterba <dsterba@suse.com>
Signed-off-by: David Sterba <dsterba@suse.com>

diff --git a/fs/btrfs/raid-stripe-tree.c b/fs/btrfs/raid-stripe-tree.c
index 2987cb7c686eabb21fc0adc5bc8fae371679a94b..638c4ad572c9963d588b88c4bbe0b27ea53e0c1e 100644 (file)
--- a/fs/btrfs/raid-stripe-tree.c
+++ b/fs/btrfs/raid-stripe-tree.c
@@ -300,7 +300,7 @@ int btrfs_insert_one_raid_extent(struct btrfs_trans_handle *trans,
        int ret;
 
        stripe_extent = kzalloc(item_size, GFP_NOFS);
-       if (!unlikely(stripe_extent)) {
+       if (unlikely(!stripe_extent)) {
                btrfs_abort_transaction(trans, -ENOMEM);
                btrfs_end_transaction(trans);
                return -ENOMEM;