[PATCH V1 Resend 08/11] fs: Drop unlikely before IS_ERR(_OR_NULL)

From: Viresh Kumar
Date: Mon Aug 10 2015 - 02:15:17 EST


IS_ERR(_OR_NULL) already contain an 'unlikely' compiler flag and there
is no need to do that again from its callers. Drop it.

Reviewed-by: David Howells <dhowells@xxxxxxxxxx>
Signed-off-by: Viresh Kumar <viresh.kumar@xxxxxxxxxx>
---
fs/cifs/readdir.c | 2 +-
fs/ecryptfs/inode.c | 2 +-
fs/ext4/extents.c | 6 +++---
fs/ext4/namei.c | 2 +-
fs/namei.c | 4 ++--
fs/ncpfs/dir.c | 2 +-
fs/nfs/objlayout/objio_osd.c | 2 +-
fs/proc/proc_sysctl.c | 2 +-
8 files changed, 11 insertions(+), 11 deletions(-)

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 2553aa8b608d..799f01714767 100644
--- a/fs/ext4/extents.c
+++ b/fs/ext4/extents.c
@@ -899,7 +899,7 @@ 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;
}
@@ -5792,7 +5792,7 @@ 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:
@@ -5800,7 +5800,7 @@ 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 9f61e7679a6d..f12b277ad2af 100644
--- a/fs/ext4/namei.c
+++ b/fs/ext4/namei.c
@@ -1429,7 +1429,7 @@ static struct buffer_head * ext4_find_entry (struct inode *dir,
}
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 cacc51ddcf54..67d419e55547 100644
--- a/fs/namei.c
+++ b/fs/namei.c
@@ -1942,7 +1942,7 @@ static int link_path_walk(const char *name, struct nameidata *nd)
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)) {
@@ -3430,7 +3430,7 @@ 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",
--
2.4.0

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