On Wed, Apr 22, 2015 at 11:43:39AM +0800, kbuild test robot wrote:
> tree:   
> git://git.kernel.org/pub/scm/linux/kernel/git/herbert/cryptodev-2.6.git master
> head:   b617b702da4e922277806f81c411d3051107d462
> commit: acec27ff35af9caf34d76d16ee17ff3b292e7d83 [31/40] crypto: rng - 
> Convert low-level crypto_rng to new style
> config: powerpc-corenet32_smp_defconfig (attached as .config)
> reproduce:
>   wget 
> https://git.kernel.org/cgit/linux/kernel/git/wfg/lkp-tests.git/plain/sbin/make.cross
>  -O ~/bin/make.cross
>   chmod +x ~/bin/make.cross
>   git checkout acec27ff35af9caf34d76d16ee17ff3b292e7d83
>   # save the attached .config to linux build tree
>   make.cross ARCH=powerpc 
> 
> All error/warnings:
> 
> >> drivers/crypto/caam/caamalg.c:3386:18: error: field 'rng' has incomplete 
> >> type
>       struct rng_alg rng;

Thanks for the report.

---8<---
The caam driver includes algorithm types that it doesn't even
use, such as struct rng_alg which has recently been moved to an
internal header file and consequently broke the build of caam.

This patch removes these bogus references.
    
Reported-by: Fengguang Wu <fengguang...@intel.com>
Signed-off-by: Herbert Xu <herb...@gondor.apana.org.au>

diff --git a/drivers/crypto/caam/caamalg.c b/drivers/crypto/caam/caamalg.c
index 29071a1..3c025d4 100644
--- a/drivers/crypto/caam/caamalg.c
+++ b/drivers/crypto/caam/caamalg.c
@@ -3380,10 +3380,6 @@ struct caam_alg_template {
        union {
                struct ablkcipher_alg ablkcipher;
                struct aead_alg aead;
-               struct blkcipher_alg blkcipher;
-               struct cipher_alg cipher;
-               struct compress_alg compress;
-               struct rng_alg rng;
        } template_u;
        u32 class1_alg_type;
        u32 class2_alg_type;
-- 
Email: Herbert Xu <herb...@gondor.apana.org.au>
Home Page: http://gondor.apana.org.au/~herbert/
PGP Key: http://gondor.apana.org.au/~herbert/pubkey.txt
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