[CRYPTO] skcipher: Move chainiv/seqiv into crypto_blkcipher module

For compatibility with dm-crypt initramfs setups it is useful to merge
chainiv/seqiv into the crypto_blkcipher module.  Since they're required
by most algorithms anyway this is an acceptable trade-off.

Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
diff --git a/crypto/chainiv.c b/crypto/chainiv.c
index d17fa04..0a7cac6 100644
--- a/crypto/chainiv.c
+++ b/crypto/chainiv.c
@@ -314,18 +314,14 @@
 	.module = THIS_MODULE,
 };
 
-static int __init chainiv_module_init(void)
+int __init chainiv_module_init(void)
 {
 	return crypto_register_template(&chainiv_tmpl);
 }
+EXPORT_SYMBOL_GPL(chainiv_module_init);
 
-static void __exit chainiv_module_exit(void)
+void __exit chainiv_module_exit(void)
 {
 	crypto_unregister_template(&chainiv_tmpl);
 }
-
-module_init(chainiv_module_init);
-module_exit(chainiv_module_exit);
-
-MODULE_LICENSE("GPL");
-MODULE_DESCRIPTION("Chain IV Generator");
+EXPORT_SYMBOL_GPL(chainiv_module_exit);