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| author | Al Viro <viro@zeniv.linux.org.uk> | 2015-12-29 15:58:39 -0500 |
|---|---|---|
| committer | Al Viro <viro@zeniv.linux.org.uk> | 2015-12-30 13:01:03 -0500 |
| commit | fceef393a538134f03b778c5d2519e670269342f (patch) | |
| tree | cd43c9afdc07852d286965ad4d11772f6c275d1a /fs/kernfs | |
| parent | cd3417c8fc9504cc1afe944515f338aff9ec286b (diff) | |
| download | op-kernel-dev-fceef393a538134f03b778c5d2519e670269342f.zip op-kernel-dev-fceef393a538134f03b778c5d2519e670269342f.tar.gz | |
switch ->get_link() to delayed_call, kill ->put_link()
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Diffstat (limited to 'fs/kernfs')
| -rw-r--r-- | fs/kernfs/symlink.c | 19 |
1 files changed, 10 insertions, 9 deletions
diff --git a/fs/kernfs/symlink.c b/fs/kernfs/symlink.c index f9efdae..117b8b3 100644 --- a/fs/kernfs/symlink.c +++ b/fs/kernfs/symlink.c @@ -113,22 +113,24 @@ static int kernfs_getlink(struct dentry *dentry, char *path) } static const char *kernfs_iop_get_link(struct dentry *dentry, - struct inode *inode, void **cookie) + struct inode *inode, + struct delayed_call *done) { - int error = -ENOMEM; - char *page; + char *body; + int error; if (!dentry) return ERR_PTR(-ECHILD); - page = kzalloc(PAGE_SIZE, GFP_KERNEL); - if (!page) + body = kzalloc(PAGE_SIZE, GFP_KERNEL); + if (!body) return ERR_PTR(-ENOMEM); - error = kernfs_getlink(dentry, page); + error = kernfs_getlink(dentry, body); if (unlikely(error < 0)) { - kfree(page); + kfree(body); return ERR_PTR(error); } - return *cookie = page; + set_delayed_call(done, kfree_link, body); + return body; } const struct inode_operations kernfs_symlink_iops = { @@ -138,7 +140,6 @@ const struct inode_operations kernfs_symlink_iops = { .listxattr = kernfs_iop_listxattr, .readlink = generic_readlink, .get_link = kernfs_iop_get_link, - .put_link = kfree_put_link, .setattr = kernfs_iop_setattr, .getattr = kernfs_iop_getattr, .permission = kernfs_iop_permission, |
