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-rw-r--r--drivers/base/class.c2
-rw-r--r--drivers/block/pktcdvd.c3
-rw-r--r--drivers/hwmon/applesmc.c4
-rw-r--r--drivers/md/bcache/closure.c4
-rw-r--r--drivers/misc/c2port/core.c2
-rw-r--r--drivers/mtd/ubi/gluebi.c4
-rw-r--r--drivers/net/ethernet/ti/netcp_core.c4
-rw-r--r--drivers/scsi/Kconfig7
-rw-r--r--fs/cifs/readdir.c2
-rw-r--r--fs/ecryptfs/inode.c2
-rw-r--r--fs/ext4/extents.c6
-rw-r--r--fs/ext4/namei.c2
-rw-r--r--fs/namei.c4
-rw-r--r--fs/ncpfs/dir.c2
-rw-r--r--fs/nfs/objlayout/objio_osd.c2
-rw-r--r--fs/proc/proc_sysctl.c2
-rw-r--r--mm/huge_memory.c2
-rw-r--r--net/openvswitch/datapath.c2
-rw-r--r--net/sctp/socket.c2
-rw-r--r--net/socket.c6
20 files changed, 27 insertions, 37 deletions
diff --git a/drivers/base/class.c b/drivers/base/class.c
index 6e810881e48b..71059e32bebc 100644
--- a/drivers/base/class.c
+++ b/drivers/base/class.c
@@ -406,7 +406,7 @@ EXPORT_SYMBOL_GPL(class_for_each_device);
  *
  * Note, you will need to drop the reference with put_device() after use.
  *
- * @fn is allowed to do anything including calling back into class
+ * @match is allowed to do anything including calling back into class
  * code.  There's no locking restriction.
  */
 struct device *class_find_device(struct class *class, struct device *start,
diff --git a/drivers/block/pktcdvd.c b/drivers/block/pktcdvd.c
index 7be2375db7f2..cd813f9110bf 100644
--- a/drivers/block/pktcdvd.c
+++ b/drivers/block/pktcdvd.c
@@ -2803,8 +2803,7 @@ out_new_dev:
 out_mem2:
 	put_disk(disk);
 out_mem:
-	if (pd->rb_pool)
-		mempool_destroy(pd->rb_pool);
+	mempool_destroy(pd->rb_pool);
 	kfree(pd);
 out_mutex:
 	mutex_unlock(&ctl_mutex);
diff --git a/drivers/hwmon/applesmc.c b/drivers/hwmon/applesmc.c
index 0af63da6b603..1f5e956941b1 100644
--- a/drivers/hwmon/applesmc.c
+++ b/drivers/hwmon/applesmc.c
@@ -1138,7 +1138,7 @@ out:
 	return ret;
 }
 
-/* Create accelerometer ressources */
+/* Create accelerometer resources */
 static int applesmc_create_accelerometer(void)
 {
 	struct input_dev *idev;
@@ -1191,7 +1191,7 @@ out:
 	return ret;
 }
 
-/* Release all ressources used by the accelerometer */
+/* Release all resources used by the accelerometer */
 static void applesmc_release_accelerometer(void)
 {
 	if (!smcreg.has_accelerometer)
diff --git a/drivers/md/bcache/closure.c b/drivers/md/bcache/closure.c
index 7a228de95fd7..9eaf1d6e8302 100644
--- a/drivers/md/bcache/closure.c
+++ b/drivers/md/bcache/closure.c
@@ -167,8 +167,6 @@ EXPORT_SYMBOL(closure_debug_destroy);
 
 static struct dentry *debug;
 
-#define work_data_bits(work) ((unsigned long *)(&(work)->data))
-
 static int debug_seq_show(struct seq_file *f, void *data)
 {
 	struct closure *cl;
@@ -182,7 +180,7 @@ static int debug_seq_show(struct seq_file *f, void *data)
 			   r & CLOSURE_REMAINING_MASK);
 
 		seq_printf(f, "%s%s%s%s\n",
-			   test_bit(WORK_STRUCT_PENDING,
+			   test_bit(WORK_STRUCT_PENDING_BIT,
 				    work_data_bits(&cl->work)) ? "Q" : "",
 			   r & CLOSURE_RUNNING	? "R" : "",
 			   r & CLOSURE_STACK	? "S" : "",
diff --git a/drivers/misc/c2port/core.c b/drivers/misc/c2port/core.c
index 464419b36440..cc8645b5369d 100644
--- a/drivers/misc/c2port/core.c
+++ b/drivers/misc/c2port/core.c
@@ -926,7 +926,7 @@ struct c2port_device *c2port_device_register(char *name,
 
 	c2dev->dev = device_create(c2port_class, NULL, 0, c2dev,
 				   "c2port%d", c2dev->id);
-	if (unlikely(IS_ERR(c2dev->dev))) {
+	if (IS_ERR(c2dev->dev)) {
 		ret = PTR_ERR(c2dev->dev);
 		goto error_device_create;
 	}
diff --git a/drivers/mtd/ubi/gluebi.c b/drivers/mtd/ubi/gluebi.c
index b93807b4c459..cb7c075f2144 100644
--- a/drivers/mtd/ubi/gluebi.c
+++ b/drivers/mtd/ubi/gluebi.c
@@ -112,8 +112,8 @@ static int gluebi_get_device(struct mtd_info *mtd)
 		 * The MTD device is already referenced and this is just one
 		 * more reference. MTD allows many users to open the same
 		 * volume simultaneously and do not distinguish between
-		 * readers/writers/exclusive openers as UBI does. So we do not
-		 * open the UBI volume again - just increase the reference
+		 * readers/writers/exclusive/meta openers as UBI does. So we do
+		 * not open the UBI volume again - just increase the reference
 		 * counter and return.
 		 */
 		gluebi->refcnt += 1;
diff --git a/drivers/net/ethernet/ti/netcp_core.c b/drivers/net/ethernet/ti/netcp_core.c
index 9f9832f0dea9..37b9b39192ec 100644
--- a/drivers/net/ethernet/ti/netcp_core.c
+++ b/drivers/net/ethernet/ti/netcp_core.c
@@ -1036,7 +1036,7 @@ netcp_tx_map_skb(struct sk_buff *skb, struct netcp_intf *netcp)
 	}
 
 	desc = knav_pool_desc_get(netcp->tx_pool);
-	if (unlikely(IS_ERR_OR_NULL(desc))) {
+	if (IS_ERR_OR_NULL(desc)) {
 		dev_err(netcp->ndev_dev, "out of TX desc\n");
 		dma_unmap_single(dev, dma_addr, pkt_len, DMA_TO_DEVICE);
 		return NULL;
@@ -1069,7 +1069,7 @@ netcp_tx_map_skb(struct sk_buff *skb, struct netcp_intf *netcp)
 		}
 
 		ndesc = knav_pool_desc_get(netcp->tx_pool);
-		if (unlikely(IS_ERR_OR_NULL(ndesc))) {
+		if (IS_ERR_OR_NULL(ndesc)) {
 			dev_err(netcp->ndev_dev, "out of TX desc for frags\n");
 			dma_unmap_page(dev, dma_addr, buf_len, DMA_TO_DEVICE);
 			goto free_descs;
diff --git a/drivers/scsi/Kconfig b/drivers/scsi/Kconfig
index 95f7a76cfafc..d2f480b04a52 100644
--- a/drivers/scsi/Kconfig
+++ b/drivers/scsi/Kconfig
@@ -242,13 +242,6 @@ config SCSI_SCAN_ASYNC
 	  system continues booting, and even probe devices on different
 	  busses in parallel, leading to a significant speed-up.
 
-	  If you have built SCSI as modules, enabling this option can
-	  be a problem as the devices may not have been found by the
-	  time your system expects them to have been.  You can load the
-	  scsi_wait_scan module to ensure that all scans have completed.
-	  If you build your SCSI drivers into the kernel, then everything
-	  will work fine if you say Y here.
-
 	  You can override this choice by specifying "scsi_mod.scan=sync"
 	  or async on the kernel's command line.
 
diff --git a/fs/cifs/readdir.c b/fs/cifs/readdir.c
index b1eede3678a9..0557c45e9c33 100644
--- a/fs/cifs/readdir.c
+++ b/fs/cifs/readdir.c
@@ -84,7 +84,7 @@ cifs_prime_dcache(struct dentry *parent, struct qstr *name,
 	cifs_dbg(FYI, "%s: for %s\n", __func__, name->name);
 
 	dentry = d_hash_and_lookup(parent, name);
-	if (unlikely(IS_ERR(dentry)))
+	if (IS_ERR(dentry))
 		return;
 
 	if (dentry) {
diff --git a/fs/ecryptfs/inode.c b/fs/ecryptfs/inode.c
index 3c4db1172d22..e2e47ba5d313 100644
--- a/fs/ecryptfs/inode.c
+++ b/fs/ecryptfs/inode.c
@@ -270,7 +270,7 @@ ecryptfs_create(struct inode *directory_inode, struct dentry *ecryptfs_dentry,
 
 	ecryptfs_inode = ecryptfs_do_create(directory_inode, ecryptfs_dentry,
 					    mode);
-	if (unlikely(IS_ERR(ecryptfs_inode))) {
+	if (IS_ERR(ecryptfs_inode)) {
 		ecryptfs_printk(KERN_WARNING, "Failed to create file in"
 				"lower filesystem\n");
 		rc = PTR_ERR(ecryptfs_inode);
diff --git a/fs/ext4/extents.c b/fs/ext4/extents.c
index 3a6197a2e270..551353b1b17a 100644
--- a/fs/ext4/extents.c
+++ b/fs/ext4/extents.c
@@ -900,7 +900,7 @@ ext4_find_extent(struct inode *inode, ext4_lblk_t block,
 
 		bh = read_extent_tree_block(inode, path[ppos].p_block, --i,
 					    flags);
-		if (unlikely(IS_ERR(bh))) {
+		if (IS_ERR(bh)) {
 			ret = PTR_ERR(bh);
 			goto err;
 		}
@@ -5796,7 +5796,7 @@ ext4_swap_extents(handle_t *handle, struct inode *inode1,
 		int split = 0;
 
 		path1 = ext4_find_extent(inode1, lblk1, NULL, EXT4_EX_NOCACHE);
-		if (unlikely(IS_ERR(path1))) {
+		if (IS_ERR(path1)) {
 			*erp = PTR_ERR(path1);
 			path1 = NULL;
 		finish:
@@ -5804,7 +5804,7 @@ ext4_swap_extents(handle_t *handle, struct inode *inode1,
 			goto repeat;
 		}
 		path2 = ext4_find_extent(inode2, lblk2, NULL, EXT4_EX_NOCACHE);
-		if (unlikely(IS_ERR(path2))) {
+		if (IS_ERR(path2)) {
 			*erp = PTR_ERR(path2);
 			path2 = NULL;
 			goto finish;
diff --git a/fs/ext4/namei.c b/fs/ext4/namei.c
index 19ce34525a59..a969ab39f302 100644
--- a/fs/ext4/namei.c
+++ b/fs/ext4/namei.c
@@ -1429,7 +1429,7 @@ restart:
 				}
 				num++;
 				bh = ext4_getblk(NULL, dir, b++, 0);
-				if (unlikely(IS_ERR(bh))) {
+				if (IS_ERR(bh)) {
 					if (ra_max == 0) {
 						ret = bh;
 						goto cleanup_and_exit;
diff --git a/fs/namei.c b/fs/namei.c
index 0d3340b32e14..6f567347f14f 100644
--- a/fs/namei.c
+++ b/fs/namei.c
@@ -1966,7 +1966,7 @@ OK:
 		if (err) {
 			const char *s = get_link(nd);
 
-			if (unlikely(IS_ERR(s)))
+			if (IS_ERR(s))
 				return PTR_ERR(s);
 			err = 0;
 			if (unlikely(!s)) {
@@ -3380,7 +3380,7 @@ struct file *do_file_open_root(struct dentry *dentry, struct vfsmount *mnt,
 		return ERR_PTR(-ELOOP);
 
 	filename = getname_kernel(name);
-	if (unlikely(IS_ERR(filename)))
+	if (IS_ERR(filename))
 		return ERR_CAST(filename);
 
 	set_nameidata(&nd, -1, filename);
diff --git a/fs/ncpfs/dir.c b/fs/ncpfs/dir.c
index 93575e91a7aa..356816e7bc90 100644
--- a/fs/ncpfs/dir.c
+++ b/fs/ncpfs/dir.c
@@ -597,7 +597,7 @@ ncp_fill_cache(struct file *file, struct dir_context *ctx,
 	qname.name = __name;
 
 	newdent = d_hash_and_lookup(dentry, &qname);
-	if (unlikely(IS_ERR(newdent)))
+	if (IS_ERR(newdent))
 		goto end_advance;
 	if (!newdent) {
 		newdent = d_alloc(dentry, &qname);
diff --git a/fs/nfs/objlayout/objio_osd.c b/fs/nfs/objlayout/objio_osd.c
index 5aaed363556a..5c0c6b58157f 100644
--- a/fs/nfs/objlayout/objio_osd.c
+++ b/fs/nfs/objlayout/objio_osd.c
@@ -124,7 +124,7 @@ objio_alloc_deviceid_node(struct nfs_server *server, struct pnfs_device *pdev,
 
 retry_lookup:
 	od = osduld_info_lookup(&odi);
-	if (unlikely(IS_ERR(od))) {
+	if (IS_ERR(od)) {
 		err = PTR_ERR(od);
 		dprintk("%s: osduld_info_lookup => %d\n", __func__, err);
 		if (err == -ENODEV && retry_flag) {
diff --git a/fs/proc/proc_sysctl.c b/fs/proc/proc_sysctl.c
index fdda62e6115e..fe5b6e6c4671 100644
--- a/fs/proc/proc_sysctl.c
+++ b/fs/proc/proc_sysctl.c
@@ -948,7 +948,7 @@ static struct ctl_dir *get_subdir(struct ctl_dir *dir,
 found:
 	subdir->header.nreg++;
 failed:
-	if (unlikely(IS_ERR(subdir))) {
+	if (IS_ERR(subdir)) {
 		pr_err("sysctl could not get directory: ");
 		sysctl_print_dir(dir);
 		pr_cont("/%*.*s %ld\n",
diff --git a/mm/huge_memory.c b/mm/huge_memory.c
index f5c08b46fef8..00cfd1ae2271 100644
--- a/mm/huge_memory.c
+++ b/mm/huge_memory.c
@@ -151,7 +151,7 @@ static int start_stop_khugepaged(void)
 		if (!khugepaged_thread)
 			khugepaged_thread = kthread_run(khugepaged, NULL,
 							"khugepaged");
-		if (unlikely(IS_ERR(khugepaged_thread))) {
+		if (IS_ERR(khugepaged_thread)) {
 			pr_err("khugepaged: kthread_run(khugepaged) failed\n");
 			err = PTR_ERR(khugepaged_thread);
 			khugepaged_thread = NULL;
diff --git a/net/openvswitch/datapath.c b/net/openvswitch/datapath.c
index 5633172b791a..91a8b004dc51 100644
--- a/net/openvswitch/datapath.c
+++ b/net/openvswitch/datapath.c
@@ -1175,7 +1175,7 @@ static int ovs_flow_cmd_set(struct sk_buff *skb, struct genl_info *info)
 						info, OVS_FLOW_CMD_NEW, false,
 						ufid_flags);
 
-		if (unlikely(IS_ERR(reply))) {
+		if (IS_ERR(reply)) {
 			error = PTR_ERR(reply);
 			goto err_unlock_ovs;
 		}
diff --git a/net/sctp/socket.c b/net/sctp/socket.c
index 17bef01b9aa3..897c01c029ca 100644
--- a/net/sctp/socket.c
+++ b/net/sctp/socket.c
@@ -4475,7 +4475,7 @@ static int sctp_getsockopt_peeloff(struct sock *sk, int len, char __user *optval
 	}
 
 	newfile = sock_alloc_file(newsock, 0, NULL);
-	if (unlikely(IS_ERR(newfile))) {
+	if (IS_ERR(newfile)) {
 		put_unused_fd(retval);
 		sock_release(newsock);
 		return PTR_ERR(newfile);
diff --git a/net/socket.c b/net/socket.c
index 9963a0b53a64..dd2c247c99e3 100644
--- a/net/socket.c
+++ b/net/socket.c
@@ -373,7 +373,7 @@ struct file *sock_alloc_file(struct socket *sock, int flags, const char *dname)
 
 	file = alloc_file(&path, FMODE_READ | FMODE_WRITE,
 		  &socket_file_ops);
-	if (unlikely(IS_ERR(file))) {
+	if (IS_ERR(file)) {
 		/* drop dentry, keep inode */
 		ihold(d_inode(path.dentry));
 		path_put(&path);
@@ -1303,7 +1303,7 @@ SYSCALL_DEFINE4(socketpair, int, family, int, type, int, protocol,
 	}
 
 	newfile1 = sock_alloc_file(sock1, flags, NULL);
-	if (unlikely(IS_ERR(newfile1))) {
+	if (IS_ERR(newfile1)) {
 		err = PTR_ERR(newfile1);
 		goto out_put_unused_both;
 	}
@@ -1467,7 +1467,7 @@ SYSCALL_DEFINE4(accept4, int, fd, struct sockaddr __user *, upeer_sockaddr,
 		goto out_put;
 	}
 	newfile = sock_alloc_file(newsock, flags, sock->sk->sk_prot_creator->name);
-	if (unlikely(IS_ERR(newfile))) {
+	if (IS_ERR(newfile)) {
 		err = PTR_ERR(newfile);
 		put_unused_fd(newfd);
 		sock_release(newsock);