linux-kernel - Re: 4.2-rc0: akcipher breaks compilation

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Message-ID: <20150630134826.GC24245@gondor.apana.org.au>
Date:	Tue, 30 Jun 2015 22:48:26 +0900
From:	Herbert Xu <herbert@...dor.apana.org.au>
To:	Pavel Machek <pavel@....cz>
Cc:	kernel list <linux-kernel@...r.kernel.org>, tadeusz.struk@...el.com
Subject: Re: 4.2-rc0: akcipher breaks compilation

On Tue, Jun 30, 2015 at 11:27:50AM +0200, Pavel Machek wrote:
> Hi!
> 
> CC      crypto/akcipher.o
>     CC      block/bio.o
>     crypto/akcipher.c: In function ‘crypto_akcipher_report’:
>     crypto/akcipher.c:30:32: error: storage size of ‘rakcipher’ isn’t
>     known
>       struct crypto_report_akcipher rakcipher;
>                                       ^
> 				      crypto/akcipher.c:34:19: error:
>     ‘CRYPTOCFGA_REPORT_AKCIPHER’ undeclared (first use in this
>     function)
>       if (nla_put(skb, CRYPTOCFGA_REPORT_AKCIPHER,
>                          ^
> 			 crypto/akcipher.c:34:19: note: each
>     undeclared identifier is reported only once for each function it
>     appears in
>     crypto/akcipher.c:35:14: error: invalid application of ‘sizeof’ to
>     incomplete type ‘struct crypto_report_akcipher’
>            sizeof(struct crypto_report_akcipher), &rakcipher))
> 	                 ^
> 			 crypto/akcipher.c:30:32: warning: unused
>     variable ‘rakcipher’ [-Wunused-variable]
>       struct crypto_report_akcipher rakcipher;
>                                       ^
> 				      scripts/Makefile.build:258:
>     recipe for target 'crypto/akcipher.o' failed
>     make[1]: *** [crypto/akcipher.o] Error 1
>     Makefile:945: recipe for target 'crypto' failed
>     make: *** [crypto] Error 2
>     make: *** Waiting for unfinished jobs....

That's weird.  both symbols are meant to be defined in
include/uapi/linux/cryptouser.h.  Do you have that file and is
it up-to-date? Do you happen to have an obsolete
include/linux/cryptouser.h file in your tree?

Cheers,
-- 
Email: Herbert Xu <herbert@...dor.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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