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OpenCloudOS-Kernel
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fs/ocfs2/dlm: Drop memory allocation cast 

Drop cast on the result of kmalloc and similar functions.

The semantic patch that makes this change is as follows:
(http://coccinelle.lip6.fr/)

// <smpl>
@@
type T;
@@

- (T *)
  (\(kmalloc\|kzalloc\|kcalloc\|kmem_cache_alloc\|kmem_cache_zalloc\|
   kmem_cache_alloc_node\|kmalloc_node\|kzalloc_node\)(...))
// </smpl>

Signed-off-by: Julia Lawall <julia@diku.dk>
Signed-off-by: Joel Becker <joel.becker@oracle.com>
This commit is contained in:
Julia Lawall 2010-05-11 20:28:14 +02:00 committed by Joel Becker
parent c1631d4a48
commit 3914ed0cec
2 changed files with 7 additions and 13 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
fs/ocfs2/dlm/dlmlock.c
View File

@ -431,7 +431,7 @@ struct dlm_lock * dlm_new_lock(int type, u8 node, u64 cookie,
struct dlm_lock *lock;
int kernel_allocated = 0;
lock = (struct dlm_lock *) kmem_cache_zalloc(dlm_lock_cache, GFP_NOFS);
lock = kmem_cache_zalloc(dlm_lock_cache, GFP_NOFS);
if (!lock)
return NULL;

18
fs/ocfs2/dlm/dlmmaster.c
View File

@ -617,13 +617,11 @@ struct dlm_lock_resource *dlm_new_lockres(struct dlm_ctxt *dlm,
{
struct dlm_lock_resource *res = NULL;
res = (struct dlm_lock_resource *)
kmem_cache_zalloc(dlm_lockres_cache, GFP_NOFS);
res = kmem_cache_zalloc(dlm_lockres_cache, GFP_NOFS);
if (!res)
goto error;
res->lockname.name = (char *)
kmem_cache_zalloc(dlm_lockname_cache, GFP_NOFS);
res->lockname.name = kmem_cache_zalloc(dlm_lockname_cache, GFP_NOFS);
if (!res->lockname.name)
goto error;
@ -757,8 +755,7 @@ lookup:
spin_unlock(&dlm->spinlock);
mlog(0, "allocating a new resource\n");
/* nothing found and we need to allocate one. */
alloc_mle = (struct dlm_master_list_entry *)
kmem_cache_alloc(dlm_mle_cache, GFP_NOFS);
alloc_mle = kmem_cache_alloc(dlm_mle_cache, GFP_NOFS);
if (!alloc_mle)
goto leave;
res = dlm_new_lockres(dlm, lockid, namelen);
@ -1542,8 +1539,7 @@ way_up_top:
spin_unlock(&dlm->master_lock);
spin_unlock(&dlm->spinlock);
mle = (struct dlm_master_list_entry *)
kmem_cache_alloc(dlm_mle_cache, GFP_NOFS);
mle = kmem_cache_alloc(dlm_mle_cache, GFP_NOFS);
if (!mle) {
response = DLM_MASTER_RESP_ERROR;
mlog_errno(-ENOMEM);
@ -2458,8 +2454,7 @@ static int dlm_migrate_lockres(struct dlm_ctxt *dlm,
goto leave;
}
mle = (struct dlm_master_list_entry *) kmem_cache_alloc(dlm_mle_cache,
GFP_NOFS);
mle = kmem_cache_alloc(dlm_mle_cache, GFP_NOFS);
if (!mle) {
mlog_errno(ret);
goto leave;
@ -3041,8 +3036,7 @@ int dlm_migrate_request_handler(struct o2net_msg *msg, u32 len, void *data,
hash = dlm_lockid_hash(name, namelen);
/* preallocate.. if this fails, abort */
mle = (struct dlm_master_list_entry *) kmem_cache_alloc(dlm_mle_cache,
GFP_NOFS);
mle = kmem_cache_alloc(dlm_mle_cache, GFP_NOFS);
if (!mle) {
ret = -ENOMEM;