Remove duplicated unlikely() in IS_ERR()

Some drivers have duplicated unlikely() macros.  IS_ERR() already has
unlikely() in itself.

This patch cleans up such pointless code.

Signed-off-by: Hirofumi Nakagawa <hnakagawa@miraclelinux.com>
Acked-by: David S. Miller <davem@davemloft.net>
Acked-by: Jeff Garzik <jeff@garzik.org>
Cc: Paul Clements <paul.clements@steeleye.com>
Cc: Richard Purdie <rpurdie@rpsys.net>
Cc: Alessandro Zummo <a.zummo@towertech.it>
Cc: David Brownell <david-b@pacbell.net>
Cc: James Bottomley <James.Bottomley@HansenPartnership.com>
Cc: Michael Halcrow <mhalcrow@us.ibm.com>
Cc: Anton Altaparmakov <aia21@cantab.net>
Cc: Al Viro <viro@zeniv.linux.org.uk>
Cc: Carsten Otte <cotte@de.ibm.com>
Cc: Patrick McHardy <kaber@trash.net>
Cc: Paul Mundt <lethal@linux-sh.org>
Cc: Jaroslav Kysela <perex@perex.cz>
Cc: Takashi Iwai <tiwai@suse.de>
Acked-by: Mike Frysinger <vapier@gentoo.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Hirofumi Nakagawa 2008-04-29 01:03:09 -07:00 committed by Linus Torvalds
parent 9a6f70bbed
commit 801678c5a3
17 changed files with 23 additions and 23 deletions

View file

@ -339,7 +339,7 @@ static struct request *nbd_read_stat(struct nbd_device *lo)
}
req = nbd_find_request(lo, *(struct request **)reply.handle);
if (unlikely(IS_ERR(req))) {
if (IS_ERR(req)) {
result = PTR_ERR(req);
if (result != -ENOENT)
goto harderror;

View file

@ -105,7 +105,7 @@ int led_classdev_register(struct device *parent, struct led_classdev *led_cdev)
led_cdev->dev = device_create(leds_class, parent, 0, "%s",
led_cdev->name);
if (unlikely(IS_ERR(led_cdev->dev)))
if (IS_ERR(led_cdev->dev))
return PTR_ERR(led_cdev->dev);
dev_set_drvdata(led_cdev->dev, led_cdev);

View file

@ -371,7 +371,7 @@ static int i2o_block_prep_req_fn(struct request_queue *q, struct request *req)
/* connect the i2o_block_request to the request */
if (!req->special) {
ireq = i2o_block_request_alloc();
if (unlikely(IS_ERR(ireq))) {
if (IS_ERR(ireq)) {
osm_debug("unable to allocate i2o_block_request!\n");
return BLKPREP_DEFER;
}

View file

@ -2437,7 +2437,7 @@ static int myri10ge_sw_tso(struct sk_buff *skb, struct net_device *dev)
int status;
segs = skb_gso_segment(skb, dev->features & ~NETIF_F_TSO6);
if (unlikely(IS_ERR(segs)))
if (IS_ERR(segs))
goto drop;
while (segs) {

View file

@ -4361,7 +4361,7 @@ static int tg3_tso_bug(struct tg3 *tp, struct sk_buff *skb)
}
segs = skb_gso_segment(skb, tp->dev->features & ~NETIF_F_TSO);
if (unlikely(IS_ERR(segs)))
if (IS_ERR(segs))
goto tg3_tso_bug_end;
do {

View file

@ -419,7 +419,7 @@ static int __devinit bfin_rtc_probe(struct platform_device *pdev)
return -ENOMEM;
rtc->rtc_dev = rtc_device_register(pdev->name, &pdev->dev, &bfin_rtc_ops, THIS_MODULE);
if (unlikely(IS_ERR(rtc))) {
if (IS_ERR(rtc)) {
ret = PTR_ERR(rtc->rtc_dev);
goto err;
}

View file

@ -1828,7 +1828,7 @@ void scsi_scan_host(struct Scsi_Host *shost)
}
p = kthread_run(do_scan_async, data, "scsi_scan_%d", shost->host_no);
if (unlikely(IS_ERR(p)))
if (IS_ERR(p))
do_scan_async(data);
}
EXPORT_SYMBOL(scsi_scan_host);

View file

@ -1604,7 +1604,7 @@ static int io_submit_one(struct kioctx *ctx, struct iocb __user *user_iocb,
* event using the eventfd_signal() function.
*/
req->ki_eventfd = eventfd_fget((int) iocb->aio_resfd);
if (unlikely(IS_ERR(req->ki_eventfd))) {
if (IS_ERR(req->ki_eventfd)) {
ret = PTR_ERR(req->ki_eventfd);
goto out_put_req;
}

View file

@ -111,7 +111,7 @@ ecryptfs_do_create(struct inode *directory_inode,
lower_dentry = ecryptfs_dentry_to_lower(ecryptfs_dentry);
lower_dir_dentry = lock_parent(lower_dentry);
if (unlikely(IS_ERR(lower_dir_dentry))) {
if (IS_ERR(lower_dir_dentry)) {
ecryptfs_printk(KERN_ERR, "Error locking directory of "
"dentry\n");
rc = PTR_ERR(lower_dir_dentry);

View file

@ -598,7 +598,7 @@ asmlinkage long sys_inotify_init(void)
}
ih = inotify_init(&inotify_user_ops);
if (unlikely(IS_ERR(ih))) {
if (IS_ERR(ih)) {
ret = PTR_ERR(ih);
goto out_free_dev;
}

View file

@ -1191,7 +1191,7 @@ static int ntfs_mft_bitmap_find_and_alloc_free_rec_nolock(ntfs_volume *vol,
if (size) {
page = ntfs_map_page(mftbmp_mapping,
ofs >> PAGE_CACHE_SHIFT);
if (unlikely(IS_ERR(page))) {
if (IS_ERR(page)) {
ntfs_error(vol->sb, "Failed to read mft "
"bitmap, aborting.");
return PTR_ERR(page);
@ -2118,7 +2118,7 @@ static int ntfs_mft_record_format(const ntfs_volume *vol, const s64 mft_no)
}
/* Read, map, and pin the page containing the mft record. */
page = ntfs_map_page(mft_vi->i_mapping, index);
if (unlikely(IS_ERR(page))) {
if (IS_ERR(page)) {
ntfs_error(vol->sb, "Failed to map page containing mft record "
"to format 0x%llx.", (long long)mft_no);
return PTR_ERR(page);
@ -2519,7 +2519,7 @@ mft_rec_already_initialized:
ofs = (bit << vol->mft_record_size_bits) & ~PAGE_CACHE_MASK;
/* Read, map, and pin the page containing the mft record. */
page = ntfs_map_page(vol->mft_ino->i_mapping, index);
if (unlikely(IS_ERR(page))) {
if (IS_ERR(page)) {
ntfs_error(vol->sb, "Failed to map page containing allocated "
"mft record 0x%llx.", (long long)bit);
err = PTR_ERR(page);

View file

@ -272,7 +272,7 @@ static int audit_to_watch(struct audit_krule *krule, char *path, int len,
return -EINVAL;
watch = audit_init_watch(path);
if (unlikely(IS_ERR(watch)))
if (IS_ERR(watch))
return PTR_ERR(watch);
audit_get_watch(watch);
@ -848,7 +848,7 @@ static struct audit_watch *audit_dupe_watch(struct audit_watch *old)
return ERR_PTR(-ENOMEM);
new = audit_init_watch(path);
if (unlikely(IS_ERR(new))) {
if (IS_ERR(new)) {
kfree(path);
goto out;
}
@ -989,7 +989,7 @@ static void audit_update_watch(struct audit_parent *parent,
audit_set_auditable(current->audit_context);
nwatch = audit_dupe_watch(owatch);
if (unlikely(IS_ERR(nwatch))) {
if (IS_ERR(nwatch)) {
mutex_unlock(&audit_filter_mutex);
audit_panic("error updating watch, skipping");
return;
@ -1004,7 +1004,7 @@ static void audit_update_watch(struct audit_parent *parent,
list_del_rcu(&oentry->list);
nentry = audit_dupe_rule(&oentry->rule, nwatch);
if (unlikely(IS_ERR(nentry)))
if (IS_ERR(nentry))
audit_panic("error updating watch, removing");
else {
int h = audit_hash_ino((u32)ino);
@ -1785,7 +1785,7 @@ int audit_update_lsm_rules(void)
watch = entry->rule.watch;
tree = entry->rule.tree;
nentry = audit_dupe_rule(&entry->rule, watch);
if (unlikely(IS_ERR(nentry))) {
if (IS_ERR(nentry)) {
/* save the first error encountered for the
* return value */
if (!err)

View file

@ -1524,7 +1524,7 @@ static int dev_gso_segment(struct sk_buff *skb)
if (!segs)
return 0;
if (unlikely(IS_ERR(segs)))
if (IS_ERR(segs))
return PTR_ERR(segs);
skb->next = segs;

View file

@ -1234,7 +1234,7 @@ static struct sk_buff *inet_gso_segment(struct sk_buff *skb, int features)
segs = ops->gso_segment(skb, features);
rcu_read_unlock();
if (!segs || unlikely(IS_ERR(segs)))
if (!segs || IS_ERR(segs))
goto out;
skb = segs;

View file

@ -214,7 +214,7 @@ int nf_queue(struct sk_buff *skb,
segs = skb_gso_segment(skb, 0);
kfree_skb(skb);
if (unlikely(IS_ERR(segs)))
if (IS_ERR(segs))
return 1;
do {

View file

@ -150,7 +150,7 @@ static int xfrm_output_gso(struct sk_buff *skb)
segs = skb_gso_segment(skb, 0);
kfree_skb(skb);
if (unlikely(IS_ERR(segs)))
if (IS_ERR(segs))
return PTR_ERR(segs);
do {

View file

@ -663,7 +663,7 @@ static int __init aica_init(void)
return err;
pd = platform_device_register_simple(SND_AICA_DRIVER, -1,
aica_memory_space, 2);
if (unlikely(IS_ERR(pd))) {
if (IS_ERR(pd)) {
platform_driver_unregister(&snd_aica_driver);
return PTR_ERR(pd);
}