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-rw-r--r--include/linux/security.h17
1 files changed, 17 insertions, 0 deletions
diff --git a/include/linux/security.h b/include/linux/security.h
index 59820f8782a1..0ae4b147718a 100644
--- a/include/linux/security.h
+++ b/include/linux/security.h
@@ -702,6 +702,15 @@ static inline void security_free_mnt_opts(struct security_mnt_opts *opts)
* @inode points to the inode to use as a reference.
* The current task must be the one that nominated @inode.
* Return 0 if successful.
+ * @kernel_fw_from_file:
+ * Load firmware from userspace (not called for built-in firmware).
+ * @file contains the file structure pointing to the file containing
+ * the firmware to load. This argument will be NULL if the firmware
+ * was loaded via the uevent-triggered blob-based interface exposed
+ * by CONFIG_FW_LOADER_USER_HELPER.
+ * @buf pointer to buffer containing firmware contents.
+ * @size length of the firmware contents.
+ * Return 0 if permission is granted.
* @kernel_module_request:
* Ability to trigger the kernel to automatically upcall to userspace for
* userspace to load a kernel module with the given name.
@@ -1568,6 +1577,7 @@ struct security_operations {
void (*cred_transfer)(struct cred *new, const struct cred *old);
int (*kernel_act_as)(struct cred *new, u32 secid);
int (*kernel_create_files_as)(struct cred *new, struct inode *inode);
+ int (*kernel_fw_from_file)(struct file *file, char *buf, size_t size);
int (*kernel_module_request)(char *kmod_name);
int (*kernel_module_from_file)(struct file *file);
int (*task_fix_setuid) (struct cred *new, const struct cred *old,
@@ -1840,6 +1850,7 @@ int security_prepare_creds(struct cred *new, const struct cred *old, gfp_t gfp);
void security_transfer_creds(struct cred *new, const struct cred *old);
int security_kernel_act_as(struct cred *new, u32 secid);
int security_kernel_create_files_as(struct cred *new, struct inode *inode);
+int security_kernel_fw_from_file(struct file *file, char *buf, size_t size);
int security_kernel_module_request(char *kmod_name);
int security_kernel_module_from_file(struct file *file);
int security_task_fix_setuid(struct cred *new, const struct cred *old,
@@ -2366,6 +2377,12 @@ static inline int security_kernel_create_files_as(struct cred *cred,
return 0;
}
+static inline int security_kernel_fw_from_file(struct file *file,
+ char *buf, size_t size)
+{
+ return 0;
+}
+
static inline int security_kernel_module_request(char *kmod_name)
{
return 0;