262 static int file_alloc_security(struct file *file)  in file_alloc_security()  argument
273 	file->f_security = fsec;  in file_alloc_security()
278 static void file_free_security(struct file *file)  in file_free_security()  argument
280 	struct file_security_struct *fsec = file->f_security;  in file_free_security()
281 	file->f_security = NULL;  in file_free_security()
1608 			 struct file *file,  in file_has_perm()  argument
1611 	struct file_security_struct *fsec = file->f_security;  in file_has_perm()
1612 	struct inode *inode = file_inode(file);  in file_has_perm()
1618 	ad.u.path = file->f_path;  in file_has_perm()
1835 static inline u32 file_to_av(struct file *file)  in file_to_av()  argument
1839 	if (file->f_mode & FMODE_READ)  in file_to_av()
1841 	if (file->f_mode & FMODE_WRITE) {  in file_to_av()
1842 		if (file->f_flags & O_APPEND)  in file_to_av()
1861 static inline u32 open_file_to_av(struct file *file)  in open_file_to_av()  argument
1863 	u32 av = file_to_av(file);  in open_file_to_av()
1904 …t selinux_binder_transfer_file(struct task_struct *from, struct task_struct *to, struct file *file)  in selinux_binder_transfer_file()  argument
1907 	struct file_security_struct *fsec = file->f_security;  in selinux_binder_transfer_file()
1908 	struct inode *inode = file->f_path.dentry->d_inode;  in selinux_binder_transfer_file()
1914 	ad.u.path = file->f_path;  in selinux_binder_transfer_file()
1928 	return avc_has_perm(sid, isec->sid, isec->sclass, file_to_av(file),  in selinux_binder_transfer_file()
2100 	struct inode *inode = file_inode(bprm->file);  in selinux_bprm_set_creds()
2146 	ad.u.path = bprm->file->f_path;  in selinux_bprm_set_creds()
2148 	if ((bprm->file->f_path.mnt->mnt_flags & MNT_NOSUID) ||  in selinux_bprm_set_creds()
2231 static int match_file(const void *p, struct file *file, unsigned fd)  in match_file()  argument
2233 	return file_has_perm(p, file, file_to_av(file)) ? fd + 1 : 0;  in match_file()
2240 	struct file *file, *devnull = NULL;  in flush_unauthorized_files()  local
2258 			file = file_priv->file;  in flush_unauthorized_files()
2259 			if (path_has_perm(cred, &file->f_path, FILE__READ | FILE__WRITE))  in flush_unauthorized_files()
3071 static int selinux_revalidate_file_permission(struct file *file, int mask)  in selinux_revalidate_file_permission()  argument
3074 	struct inode *inode = file_inode(file);  in selinux_revalidate_file_permission()
3077 	if ((file->f_flags & O_APPEND) && (mask & MAY_WRITE))  in selinux_revalidate_file_permission()
3080 	return file_has_perm(cred, file,  in selinux_revalidate_file_permission()
3084 static int selinux_file_permission(struct file *file, int mask)  in selinux_file_permission()  argument
3086 	struct inode *inode = file_inode(file);  in selinux_file_permission()
3087 	struct file_security_struct *fsec = file->f_security;  in selinux_file_permission()
3100 	return selinux_revalidate_file_permission(file, mask);  in selinux_file_permission()
3103 static int selinux_file_alloc_security(struct file *file)  in selinux_file_alloc_security()  argument
3105 	return file_alloc_security(file);  in selinux_file_alloc_security()
3108 static void selinux_file_free_security(struct file *file)  in selinux_file_free_security()  argument
3110 	file_free_security(file);  in selinux_file_free_security()
3117 int ioctl_has_perm(const struct cred *cred, struct file *file,  in ioctl_has_perm()  argument
3121 	struct file_security_struct *fsec = file->f_security;  in ioctl_has_perm()
3122 	struct inode *inode = file_inode(file);  in ioctl_has_perm()
3133 	ad.u.op->path = file->f_path;  in ioctl_has_perm()
3153 static int selinux_file_ioctl(struct file *file, unsigned int cmd,  in selinux_file_ioctl()  argument
3169 		error = file_has_perm(cred, file, FILE__GETATTR);  in selinux_file_ioctl()
3175 		error = file_has_perm(cred, file, FILE__SETATTR);  in selinux_file_ioctl()
3182 		error = file_has_perm(cred, file, 0);  in selinux_file_ioctl()
3195 		error = ioctl_has_perm(cred, file, FILE__IOCTL, (u16) cmd);  in selinux_file_ioctl()
3202 static int file_map_prot_check(struct file *file, unsigned long prot, int shared)  in file_map_prot_check()  argument
3208 	    (prot & PROT_EXEC) && (!file || (!shared && (prot & PROT_WRITE)))) {  in file_map_prot_check()
3219 	if (file) {  in file_map_prot_check()
3230 		return file_has_perm(cred, file, av);  in file_map_prot_check()
3255 static int selinux_mmap_file(struct file *file, unsigned long reqprot,  in selinux_mmap_file()  argument
3261 	return file_map_prot_check(file, prot,  in selinux_mmap_file()
3301 static int selinux_file_lock(struct file *file, unsigned int cmd)  in selinux_file_lock()  argument
3305 	return file_has_perm(cred, file, FILE__LOCK);  in selinux_file_lock()
3308 static int selinux_file_fcntl(struct file *file, unsigned int cmd,  in selinux_file_fcntl()  argument
3316 		if ((file->f_flags & O_APPEND) && !(arg & O_APPEND)) {  in selinux_file_fcntl()
3317 			err = file_has_perm(cred, file, FILE__WRITE);  in selinux_file_fcntl()
3328 		err = file_has_perm(cred, file, 0);  in selinux_file_fcntl()
3338 		err = file_has_perm(cred, file, FILE__LOCK);  in selinux_file_fcntl()
3345 static int selinux_file_set_fowner(struct file *file)  in selinux_file_set_fowner()  argument
3349 	fsec = file->f_security;  in selinux_file_set_fowner()
3358 	struct file *file;  in selinux_file_send_sigiotask()  local
3364 	file = container_of(fown, struct file, f_owner);  in selinux_file_send_sigiotask()
3366 	fsec = file->f_security;  in selinux_file_send_sigiotask()
3377 static int selinux_file_receive(struct file *file)  in selinux_file_receive()  argument
3381 	return file_has_perm(cred, file, file_to_av(file));  in selinux_file_receive()
3384 static int selinux_file_open(struct file *file, const struct cred *cred)  in selinux_file_open()  argument
3389 	fsec = file->f_security;  in selinux_file_open()
3390 	isec = file_inode(file)->i_security;  in selinux_file_open()
3408 	return path_has_perm(cred, &file->f_path, open_file_to_av(file));  in selinux_file_open()
3537 static int selinux_kernel_module_from_file(struct file *file)  in selinux_kernel_module_from_file()  argument
3547 	if (file == NULL)  in selinux_kernel_module_from_file()
3553 	ad.u.path = file->f_path;  in selinux_kernel_module_from_file()
3555 	inode = file_inode(file);  in selinux_kernel_module_from_file()
3557 	fsec = file->f_security;  in selinux_kernel_module_from_file()