SELinux: rename dentry_open to file_open

dentry_open takes a file, rename it to file_open
Signed-off-by: NEric Paris <eparis@redhat.com>

fs/open.c

@@ -681,7 +681,7 @@ static struct file *__dentry_open(struct dentry *dentry, struct vfsmount *mnt,
 
 	f->f_op = fops_get(inode->i_fop);
 
-	error = security_dentry_open(f, cred);
+	error = security_file_open(f, cred);
 	if (error)
 		goto cleanup_all;
 

include/linux/security.h

@@ -639,10 +639,7 @@ static inline void security_free_mnt_opts(struct security_mnt_opts *opts)
  *	to receive an open file descriptor via socket IPC.
  *	@file contains the file structure being received.
  *	Return 0 if permission is granted.
- *
- * Security hook for dentry
- *
- * @dentry_open
+ * @file_open
  *	Save open-time permission checking state for later use upon
  *	file_permission, and recheck access if anything has changed
  *	since inode_permission.
@@ -1497,7 +1494,7 @@ struct security_operations {
 	int (*file_send_sigiotask) (struct task_struct *tsk,
 				    struct fown_struct *fown, int sig);
 	int (*file_receive) (struct file *file);
-	int (*dentry_open) (struct file *file, const struct cred *cred);
+	int (*file_open) (struct file *file, const struct cred *cred);
 
 	int (*task_create) (unsigned long clone_flags);
 	void (*task_free) (struct task_struct *task);
@@ -1756,7 +1753,7 @@ int security_file_set_fowner(struct file *file);
 int security_file_send_sigiotask(struct task_struct *tsk,
 				 struct fown_struct *fown, int sig);
 int security_file_receive(struct file *file);
-int security_dentry_open(struct file *file, const struct cred *cred);
+int security_file_open(struct file *file, const struct cred *cred);
 int security_task_create(unsigned long clone_flags);
 void security_task_free(struct task_struct *task);
 int security_cred_alloc_blank(struct cred *cred, gfp_t gfp);
@@ -2227,8 +2224,8 @@ static inline int security_file_receive(struct file *file)
 	return 0;
 }
 
-static inline int security_dentry_open(struct file *file,
-				       const struct cred *cred)
+static inline int security_file_open(struct file *file,
+				     const struct cred *cred)
 {
 	return 0;
 }

security/apparmor/lsm.c

@@ -373,7 +373,7 @@ static int apparmor_inode_getattr(struct vfsmount *mnt, struct dentry *dentry)
 				      AA_MAY_META_READ);
 }
 
-static int apparmor_dentry_open(struct file *file, const struct cred *cred)
+static int apparmor_file_open(struct file *file, const struct cred *cred)
 {
 	struct aa_file_cxt *fcxt = file->f_security;
 	struct aa_profile *profile;
@@ -640,9 +640,9 @@ static struct security_operations apparmor_ops = {
 	.path_chmod =			apparmor_path_chmod,
 	.path_chown =			apparmor_path_chown,
 	.path_truncate =		apparmor_path_truncate,
-	.dentry_open =			apparmor_dentry_open,
 	.inode_getattr =                apparmor_inode_getattr,
 
+	.file_open =			apparmor_file_open,
 	.file_permission =		apparmor_file_permission,
 	.file_alloc_security =		apparmor_file_alloc_security,
 	.file_free_security =		apparmor_file_free_security,

security/capability.c

@@ -348,7 +348,7 @@ static int cap_file_receive(struct file *file)
 	return 0;
 }
 
-static int cap_dentry_open(struct file *file, const struct cred *cred)
+static int cap_file_open(struct file *file, const struct cred *cred)
 {
 	return 0;
 }
@@ -956,7 +956,7 @@ void __init security_fixup_ops(struct security_operations *ops)
 	set_to_cap_if_null(ops, file_set_fowner);
 	set_to_cap_if_null(ops, file_send_sigiotask);
 	set_to_cap_if_null(ops, file_receive);
-	set_to_cap_if_null(ops, dentry_open);
+	set_to_cap_if_null(ops, file_open);
 	set_to_cap_if_null(ops, task_create);
 	set_to_cap_if_null(ops, task_free);
 	set_to_cap_if_null(ops, cred_alloc_blank);

security/security.c

@@ -701,11 +701,11 @@ int security_file_receive(struct file *file)
 	return security_ops->file_receive(file);
 }
 
-int security_dentry_open(struct file *file, const struct cred *cred)
+int security_file_open(struct file *file, const struct cred *cred)
 {
 	int ret;
 
-	ret = security_ops->dentry_open(file, cred);
+	ret = security_ops->file_open(file, cred);
 	if (ret)
 		return ret;
 

security/selinux/hooks.c

@@ -2973,7 +2973,7 @@ static int selinux_file_permission(struct file *file, int mask)
 
 	if (sid == fsec->sid && fsec->isid == isec->sid &&
 	    fsec->pseqno == avc_policy_seqno())
-		/* No change since dentry_open check. */
+		/* No change since file_open check. */
 		return 0;
 
 	return selinux_revalidate_file_permission(file, mask);
@@ -3232,7 +3232,7 @@ static int selinux_file_receive(struct file *file)
 	return file_has_perm(cred, file, file_to_av(file));
 }
 
-static int selinux_dentry_open(struct file *file, const struct cred *cred)
+static int selinux_file_open(struct file *file, const struct cred *cred)
 {
 	struct file_security_struct *fsec;
 	struct inode *inode;
@@ -5596,7 +5596,7 @@ static struct security_operations selinux_ops = {
 	.file_send_sigiotask =		selinux_file_send_sigiotask,
 	.file_receive =			selinux_file_receive,
 
-	.dentry_open =			selinux_dentry_open,
+	.file_open =			selinux_file_open,
 
 	.task_create =			selinux_task_create,
 	.cred_alloc_blank =		selinux_cred_alloc_blank,

security/smack/smack_lsm.c

@@ -1349,7 +1349,7 @@ static int smack_file_receive(struct file *file)
 }
 
 /**
- * smack_dentry_open - Smack dentry open processing
+ * smack_file_open - Smack dentry open processing
  * @file: the object
  * @cred: unused
  *
@@ -1357,7 +1357,7 @@ static int smack_file_receive(struct file *file)
  *
  * Returns 0
  */
-static int smack_dentry_open(struct file *file, const struct cred *cred)
+static int smack_file_open(struct file *file, const struct cred *cred)
 {
 	struct inode_smack *isp = file->f_path.dentry->d_inode->i_security;
 
@@ -3538,7 +3538,7 @@ struct security_operations smack_ops = {
 	.file_send_sigiotask = 		smack_file_send_sigiotask,
 	.file_receive = 		smack_file_receive,
 
-	.dentry_open =			smack_dentry_open,
+	.file_open =			smack_file_open,
 
 	.cred_alloc_blank =		smack_cred_alloc_blank,
 	.cred_free =			smack_cred_free,

security/tomoyo/tomoyo.c

@@ -319,14 +319,14 @@ static int tomoyo_file_fcntl(struct file *file, unsigned int cmd,
 }
 
 /**
- * tomoyo_dentry_open - Target for security_dentry_open().
+ * tomoyo_file_open - Target for security_file_open().
  *
  * @f:    Pointer to "struct file".
  * @cred: Pointer to "struct cred".
  *
  * Returns 0 on success, negative value otherwise.
  */
-static int tomoyo_dentry_open(struct file *f, const struct cred *cred)
+static int tomoyo_file_open(struct file *f, const struct cred *cred)
 {
 	int flags = f->f_flags;
 	/* Don't check read permission here if called from do_execve(). */
@@ -510,7 +510,7 @@ static struct security_operations tomoyo_security_ops = {
 	.bprm_set_creds      = tomoyo_bprm_set_creds,
 	.bprm_check_security = tomoyo_bprm_check_security,
 	.file_fcntl          = tomoyo_file_fcntl,
-	.dentry_open         = tomoyo_dentry_open,
+	.file_open           = tomoyo_file_open,
 	.path_truncate       = tomoyo_path_truncate,
 	.path_unlink         = tomoyo_path_unlink,
 	.path_mkdir          = tomoyo_path_mkdir,