commit c6f493d631c4d40cea5c36055f9148f547b200af
author David Howells <dhowells@redhat.com> Tue Mar 17 22:26:22 2015 +0000
committer Al Viro <viro@zeniv.linux.org.uk> Wed Apr 15 15:06:56 2015 -0400
tree 233b04dca85cd796dffe1284a55b1fba24d0d59a
parent c5ef60352893b139147b7c033354e8e028e7f52a

VFS: security/: d_backing_inode() annotations

most of the ->d_inode uses there refer to the same inode IO would
go to, i.e. d_backing_inode()

Signed-off-by: David Howells <dhowells@redhat.com>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>

security/apparmor/lsm.c

diff --git a/security/apparmor/lsm.c b/security/apparmor/lsm.c
index dd56bff..e5f1561 100644
--- a/security/apparmor/lsm.c
+++ b/security/apparmor/lsm.c
@@ -204,8 +204,8 @@
 				  struct dentry *dentry, u32 mask)
 {
 	struct path path = { mnt, dentry };
-	struct path_cond cond = { dentry->d_inode->i_uid,
-				  dentry->d_inode->i_mode
+	struct path_cond cond = { d_backing_inode(dentry)->i_uid,
+				  d_backing_inode(dentry)->i_mode
 	};
 
 	return common_perm(op, &path, mask, &cond);
@@ -223,7 +223,7 @@
 static int common_perm_rm(int op, struct path *dir,
 			  struct dentry *dentry, u32 mask)
 {
-	struct inode *inode = dentry->d_inode;
+	struct inode *inode = d_backing_inode(dentry);
 	struct path_cond cond = { };
 
 	if (!inode || !dir->mnt || !mediated_filesystem(dentry))
@@ -281,8 +281,8 @@
 
 static int apparmor_path_truncate(struct path *path)
 {
-	struct path_cond cond = { path->dentry->d_inode->i_uid,
-				  path->dentry->d_inode->i_mode
+	struct path_cond cond = { d_backing_inode(path->dentry)->i_uid,
+				  d_backing_inode(path->dentry)->i_mode
 	};
 
 	if (!path->mnt || !mediated_filesystem(path->dentry))
@@ -327,8 +327,8 @@
 	if (!unconfined(profile)) {
 		struct path old_path = { old_dir->mnt, old_dentry };
 		struct path new_path = { new_dir->mnt, new_dentry };
-		struct path_cond cond = { old_dentry->d_inode->i_uid,
-					  old_dentry->d_inode->i_mode
+		struct path_cond cond = { d_backing_inode(old_dentry)->i_uid,
+					  d_backing_inode(old_dentry)->i_mode
 		};
 
 		error = aa_path_perm(OP_RENAME_SRC, profile, &old_path, 0,
@@ -354,8 +354,8 @@
 
 static int apparmor_path_chown(struct path *path, kuid_t uid, kgid_t gid)
 {
-	struct path_cond cond =  { path->dentry->d_inode->i_uid,
-				   path->dentry->d_inode->i_mode
+	struct path_cond cond =  { d_backing_inode(path->dentry)->i_uid,
+				   d_backing_inode(path->dentry)->i_mode
 	};
 
 	if (!mediated_filesystem(path->dentry))