[RFC,22/62] hostfs: switch to ->free_inode()
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Message ID 20190416175340.21068-22-viro@ZenIV.linux.org.uk
State New
Headers show
Series
  • [RFC,01/62] securityfs: fix use-after-free on symlink traversal
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Commit Message

Al Viro April 16, 2019, 5:53 p.m. UTC
From: Al Viro <viro@zeniv.linux.org.uk>

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
---
 fs/hostfs/hostfs_kern.c | 10 ++--------
 1 file changed, 2 insertions(+), 8 deletions(-)

Patch
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diff --git a/fs/hostfs/hostfs_kern.c b/fs/hostfs/hostfs_kern.c
index 444c7b170359..5a7eb0c79839 100644
--- a/fs/hostfs/hostfs_kern.c
+++ b/fs/hostfs/hostfs_kern.c
@@ -243,17 +243,11 @@  static void hostfs_evict_inode(struct inode *inode)
 	}
 }
 
-static void hostfs_i_callback(struct rcu_head *head)
+static void hostfs_free_inode(struct inode *inode)
 {
-	struct inode *inode = container_of(head, struct inode, i_rcu);
 	kfree(HOSTFS_I(inode));
 }
 
-static void hostfs_destroy_inode(struct inode *inode)
-{
-	call_rcu(&inode->i_rcu, hostfs_i_callback);
-}
-
 static int hostfs_show_options(struct seq_file *seq, struct dentry *root)
 {
 	const char *root_path = root->d_sb->s_fs_info;
@@ -270,7 +264,7 @@  static int hostfs_show_options(struct seq_file *seq, struct dentry *root)
 
 static const struct super_operations hostfs_sbops = {
 	.alloc_inode	= hostfs_alloc_inode,
-	.destroy_inode	= hostfs_destroy_inode,
+	.free_inode	= hostfs_free_inode,
 	.evict_inode	= hostfs_evict_inode,
 	.statfs		= hostfs_statfs,
 	.show_options	= hostfs_show_options,