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Date:	Mon, 15 Sep 2014 10:06:54 +0200
From:	Michał Mirosław <>
To:	device-mapper development <>
Cc:,, David Miller <>,, Herbert Xu <>,,,,,,,,
	Bruce Allan <>,
	Linux Kernel <>,,,,
	Behan Webster <>,,,
	Linus Torvalds <>,,
	Andrew Morton <>,,,
	"Serge E. Hallyn" <>
Subject: Re: [dm-devel] [PATCH v3 01/12] crypto: LLVMLinux: Add macro to
 remove use of VLAIS in crypto code

2014-09-15 9:30 GMT+02:00  <>:
> +#define SHASH_DESC_ON_STACK(shash, tfm)                                  \
> +       char __desc[sizeof(struct shash_desc) +                   \
> +               crypto_shash_descsize(tfm)] CRYPTO_MINALIGN_ATTR; \
> +       struct shash_desc *shash = (struct shash_desc *)__desc
> +

char shash##__desc[] or similar? Otherwise it won't work if you use
this macro twice in the same block.

Best Regards,
Michał Mirosław
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