2014-09-15 9:30 GMT+02:00 <behanw@xxxxxxxxxxxxxxxxxx>: [...] > +#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 -- To unsubscribe from this list: send the line "unsubscribe linux-crypto" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html