[RFC,12/62] cifs: switch to ->free_inode()
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Message ID 20190416175340.21068-12-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, 5:52 p.m. UTC
From: Al Viro <viro@zeniv.linux.org.uk>

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
---
 fs/cifs/cifsfs.c | 12 +++---------
 1 file changed, 3 insertions(+), 9 deletions(-)

Patch
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diff --git a/fs/cifs/cifsfs.c b/fs/cifs/cifsfs.c
index a05bf1d6e1d0..877174761efb 100644
--- a/fs/cifs/cifsfs.c
+++ b/fs/cifs/cifsfs.c
@@ -315,16 +315,10 @@  cifs_alloc_inode(struct super_block *sb)
 	return &cifs_inode->vfs_inode;
 }
 
-static void cifs_i_callback(struct rcu_head *head)
-{
-	struct inode *inode = container_of(head, struct inode, i_rcu);
-	kmem_cache_free(cifs_inode_cachep, CIFS_I(inode));
-}
-
 static void
-cifs_destroy_inode(struct inode *inode)
+cifs_free_inode(struct inode *inode)
 {
-	call_rcu(&inode->i_rcu, cifs_i_callback);
+	kmem_cache_free(cifs_inode_cachep, CIFS_I(inode));
 }
 
 static void
@@ -630,7 +624,7 @@  static int cifs_drop_inode(struct inode *inode)
 static const struct super_operations cifs_super_ops = {
 	.statfs = cifs_statfs,
 	.alloc_inode = cifs_alloc_inode,
-	.destroy_inode = cifs_destroy_inode,
+	.free_inode = cifs_free_inode,
 	.drop_inode	= cifs_drop_inode,
 	.evict_inode	= cifs_evict_inode,
 /*	.delete_inode	= cifs_delete_inode,  */  /* Do not need above