btrfs: remove unlikely from NULL checks

Unlikely is implicit for NULL checks of pointers.

Signed-off-by: David Sterba <dsterba@suse.cz>

2 files changed, 6 insertions, 6 deletions

diff --git a/fs/btrfs/async-thread.c b/fs/btrfs/async-thread.c
index 2da0a66790ba..4dabeb893b7c 100644
--- a/fs/btrfs/async-thread.c
+++ b/fs/btrfs/async-thread.c
@@ -92,7 +92,7 @@ __btrfs_alloc_workqueue(const char *name, int flags, int max_active,
 {
         struct __btrfs_workqueue *ret = kzalloc(sizeof(*ret), GFP_NOFS);
 
-        if (unlikely(!ret))
+        if (!ret)
                 return NULL;
 
         ret->max_active = max_active;
@@ -116,7 +116,7 @@ __btrfs_alloc_workqueue(const char *name, int flags, int max_active,
                 ret->normal_wq = alloc_workqueue("%s-%s", flags,
                                                  ret->max_active, "btrfs",
                                                  name);
-        if (unlikely(!ret->normal_wq)) {
+        if (!ret->normal_wq) {
                 kfree(ret);
                 return NULL;
         }
@@ -138,12 +138,12 @@ struct btrfs_workqueue *btrfs_alloc_workqueue(const char *name,
 {
         struct btrfs_workqueue *ret = kzalloc(sizeof(*ret), GFP_NOFS);
 
-        if (unlikely(!ret))
+        if (!ret)
                 return NULL;
 
         ret->normal = __btrfs_alloc_workqueue(name, flags & ~WQ_HIGHPRI,
                                               max_active, thresh);
-        if (unlikely(!ret->normal)) {
+        if (!ret->normal) {
                 kfree(ret);
                 return NULL;
         }
@@ -151,7 +151,7 @@ struct btrfs_workqueue *btrfs_alloc_workqueue(const char *name,
         if (flags & WQ_HIGHPRI) {
                 ret->high = __btrfs_alloc_workqueue(name, flags, max_active,
                                                     thresh);
-                if (unlikely(!ret->high)) {
+                if (!ret->high) {
                         __btrfs_destroy_workqueue(ret->normal);
                         kfree(ret);
                         return NULL;
diff --git a/fs/btrfs/inode.c b/fs/btrfs/inode.c
index 344a322eb386..998e67fdf2f6 100644
--- a/fs/btrfs/inode.c
+++ b/fs/btrfs/inode.c
@@ -9013,7 +9013,7 @@ static int __start_delalloc_inodes(struct btrfs_root *root, int delay_iput,
                 spin_unlock(&root->delalloc_lock);
 
                 work = btrfs_alloc_delalloc_work(inode, 0, delay_iput);
-                if (unlikely(!work)) {
+                if (!work) {
                         if (delay_iput)
                                 btrfs_add_delayed_iput(inode);
                         else