Re: [PATCH] crypto: qat - Replace kzalloc() + copy_from_user() with memdup_user()

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On Fri, Sep 05, 2025 at 06:39:11PM +0200, Thorsten Blum wrote:
> Replace kzalloc() followed by copy_from_user() with memdup_user() to
> improve and simplify adf_ctl_alloc_resources(). memdup_user() returns
> either -ENOMEM or -EFAULT (instead of -EIO) if an error occurs.
> 
> Remove the unnecessary device id initialization, since memdup_user()
> (like copy_from_user()) immediately overwrites it.
> 
> No functional changes intended other than returning the more idiomatic
> error code -EFAULT.
> 
> Signed-off-by: Thorsten Blum <thorsten.blum@xxxxxxxxx>
> ---
>  drivers/crypto/intel/qat/qat_common/adf_ctl_drv.c | 13 +++----------
>  1 file changed, 3 insertions(+), 10 deletions(-)

Patch applied.  Thanks.
-- 
Email: Herbert Xu <herbert@xxxxxxxxxxxxxxxxxxx>
Home Page: http://gondor.apana.org.au/~herbert/
PGP Key: http://gondor.apana.org.au/~herbert/pubkey.txt




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