[gnutls-devel] GnuTLS | buffer size checks in accelerated cipher implementations (!1521)

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Alexander Sosedkin commented on a discussion on lib/accelerated/x86/aes-gcm-aead.h: https://gitlab.com/gnutls/gnutls/-/merge_requests/1521#note_822392877

>  		   	void *encr, size_t encr_size)
>  {
>  	/* proper AEAD cipher */
> -	if (encr_size < plain_size + tag_size)
> +	if (unlikely(encr_size < plain_size + tag_size))

Interesting point with the overflow, standardized on `<` and subtraction in 11ef3b9a69.

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