pkcs7: Set the module licence to prevent tainting

Set the module licence to prevent the kernel from being tainted if loaded
as a module.
Reported-by: Randy Dunlap <rdunlap@infradead.org>
Signed-off-by: David Howells <dhowells@redhat.com>

crypto/asymmetric_keys/pkcs7_key_type.c

@@ -19,6 +19,7 @@
 
 MODULE_LICENSE("GPL");
 MODULE_DESCRIPTION("PKCS#7 testing key type");
+MODULE_AUTHOR("Red Hat, Inc.");
 
 static unsigned pkcs7_usage;
 module_param_named(usage, pkcs7_usage, uint, S_IWUSR | S_IRUGO);

crypto/asymmetric_keys/pkcs7_parser.c

@@ -11,6 +11,7 @@
 
 #define pr_fmt(fmt) "PKCS7: "fmt
 #include <linux/kernel.h>
+#include <linux/module.h>
 #include <linux/export.h>
 #include <linux/slab.h>
 #include <linux/err.h>
@@ -19,6 +20,10 @@
 #include "pkcs7_parser.h"
 #include "pkcs7-asn1.h"
 
+MODULE_DESCRIPTION("PKCS#7 parser");
+MODULE_AUTHOR("Red Hat, Inc.");
+MODULE_LICENSE("GPL");
+
 struct pkcs7_parse_context {
 	struct pkcs7_message	*msg;		/* Message being constructed */
 	struct pkcs7_signed_info *sinfo;	/* SignedInfo being constructed */

crypto/asymmetric_keys/public_key.c

@@ -22,6 +22,8 @@
 #include <crypto/public_key.h>
 #include <crypto/akcipher.h>
 
+MODULE_DESCRIPTION("In-software asymmetric public-key subtype");
+MODULE_AUTHOR("Red Hat, Inc.");
 MODULE_LICENSE("GPL");
 
 /*

crypto/asymmetric_keys/x509_public_key.c

@@ -275,4 +275,5 @@ module_init(x509_key_init);
 module_exit(x509_key_exit);
 
 MODULE_DESCRIPTION("X.509 certificate parser");
+MODULE_AUTHOR("Red Hat, Inc.");
 MODULE_LICENSE("GPL");