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NFS: Fix a page leak in nfs_do_filldir()

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nfs_do_filldir() must always free desc->page when it is done, otherwise
we end up leaking the page.

Also remove unused variable 'dentry'.

Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
This commit is contained in:
Trond Myklebust 2010-11-20 13:22:24 -05:00
parent 5c346854d8
commit e7c58e974a
1 changed files with 5 additions and 5 deletions
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10
fs/nfs/dir.c
View file

@ -701,11 +701,12 @@ int nfs_do_filldir(nfs_readdir_descriptor_t *desc, void *dirent,
int res = 0;
struct nfs_cache_array *array = NULL;
unsigned int d_type = DT_UNKNOWN;
struct dentry *dentry = NULL;
array = nfs_readdir_get_array(desc->page);
if (IS_ERR(array))
return PTR_ERR(array);
if (IS_ERR(array)) {
res = PTR_ERR(array);
goto out;
}
for (i = desc->cache_entry_index; i < array->size; i++) {
d_type = DT_UNKNOWN;
@ -726,9 +727,8 @@ int nfs_do_filldir(nfs_readdir_descriptor_t *desc, void *dirent,
desc->eof = 1;
nfs_readdir_release_array(desc->page);
out:
cache_page_release(desc);
if (dentry != NULL)
dput(dentry);
dfprintk(DIRCACHE, "NFS: nfs_do_filldir() filling ended @ cookie %Lu; returning = %d\n",
(unsigned long long)*desc->dir_cookie, res);
return res;