[PATCH] lib/rsa: avoid -Wdiscarded-qualifiers

[Tom Rini]

On Sun, Jan 09, 2022 at 03:39:40PM +0100, Heinrich Schuchardt wrote:

> The return type of EVP_PKEY_get0_RSA() is const struct rsa_st *.
> Our code drops the const qualifier leading to
> 
> In file included from tools/lib/rsa/rsa-sign.c:1:
> ./tools/../lib/rsa/rsa-sign.c: In function ‘rsa_add_verify_data’:
> ./tools/../lib/rsa/rsa-sign.c:631:13: warning:
> assignment discards ‘const’ qualifier from pointer target type
> [-Wdiscarded-qualifiers]
>   631 |         rsa = EVP_PKEY_get0_RSA(pkey);
>       |             ^
> 
> Add a type conversion.
> 
> Signed-off-by: Heinrich Schuchardt <heinrich.schuchardt at canonical.com>

Applied to u-boot/master, thanks!

-- 
Tom
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