crypto: aesni-intel - Fixed build error on x86-32
Exclude AES-GCM code for x86-32 due to heavy usage of 64-bit registers
not available on x86-32.
While at it, fixed unregister order in aesni_exit().
Signed-off-by: Mathias Krause <minipli@googlemail.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
diff --git a/arch/x86/crypto/aesni-intel_glue.c b/arch/x86/crypto/aesni-intel_glue.c
index 8a3b800..e1e60c7 100644
--- a/arch/x86/crypto/aesni-intel_glue.c
+++ b/arch/x86/crypto/aesni-intel_glue.c
@@ -97,7 +97,6 @@
#ifdef CONFIG_X86_64
asmlinkage void aesni_ctr_enc(struct crypto_aes_ctx *ctx, u8 *out,
const u8 *in, unsigned int len, u8 *iv);
-#endif
/* asmlinkage void aesni_gcm_enc()
* void *ctx, AES Key schedule. Starts on a 16 byte boundary.
@@ -149,6 +148,7 @@
PTR_ALIGN((u8 *)
crypto_tfm_ctx(crypto_aead_tfm(tfm)), AESNI_ALIGN);
}
+#endif
static inline struct crypto_aes_ctx *aes_ctx(void *raw_ctx)
{
@@ -822,6 +822,7 @@
};
#endif
+#ifdef CONFIG_X86_64
static int rfc4106_init(struct crypto_tfm *tfm)
{
struct cryptd_aead *cryptd_tfm;
@@ -1237,6 +1238,7 @@
},
},
};
+#endif
static int __init aesni_init(void)
{
@@ -1264,6 +1266,10 @@
goto blk_ctr_err;
if ((err = crypto_register_alg(&ablk_ctr_alg)))
goto ablk_ctr_err;
+ if ((err = crypto_register_alg(&__rfc4106_alg)))
+ goto __aead_gcm_err;
+ if ((err = crypto_register_alg(&rfc4106_alg)))
+ goto aead_gcm_err;
#ifdef HAS_CTR
if ((err = crypto_register_alg(&ablk_rfc3686_ctr_alg)))
goto ablk_rfc3686_ctr_err;
@@ -1281,19 +1287,9 @@
if ((err = crypto_register_alg(&ablk_xts_alg)))
goto ablk_xts_err;
#endif
- err = crypto_register_alg(&__rfc4106_alg);
- if (err)
- goto __aead_gcm_err;
- err = crypto_register_alg(&rfc4106_alg);
- if (err)
- goto aead_gcm_err;
return err;
-aead_gcm_err:
- crypto_unregister_alg(&__rfc4106_alg);
-__aead_gcm_err:
#ifdef HAS_XTS
- crypto_unregister_alg(&ablk_xts_alg);
ablk_xts_err:
#endif
#ifdef HAS_PCBC
@@ -1309,6 +1305,10 @@
crypto_unregister_alg(&ablk_rfc3686_ctr_alg);
ablk_rfc3686_ctr_err:
#endif
+ crypto_unregister_alg(&rfc4106_alg);
+aead_gcm_err:
+ crypto_unregister_alg(&__rfc4106_alg);
+__aead_gcm_err:
crypto_unregister_alg(&ablk_ctr_alg);
ablk_ctr_err:
crypto_unregister_alg(&blk_ctr_alg);
@@ -1331,8 +1331,6 @@
static void __exit aesni_exit(void)
{
- crypto_unregister_alg(&__rfc4106_alg);
- crypto_unregister_alg(&rfc4106_alg);
#ifdef HAS_XTS
crypto_unregister_alg(&ablk_xts_alg);
#endif
@@ -1346,6 +1344,8 @@
#ifdef HAS_CTR
crypto_unregister_alg(&ablk_rfc3686_ctr_alg);
#endif
+ crypto_unregister_alg(&rfc4106_alg);
+ crypto_unregister_alg(&__rfc4106_alg);
crypto_unregister_alg(&ablk_ctr_alg);
crypto_unregister_alg(&blk_ctr_alg);
#endif