From: Eric Biggers Date: Mon, 20 Apr 2026 06:33:49 +0000 (-0700) Subject: crypto: drbg - Fix the fips_enabled priority boost X-Git-Url: http://git.ipfire.org/gitweb/index.cgi?a=commitdiff_plain;h=a8a1f93080efc83a9ff8452954429ae379e9e614;p=thirdparty%2Fkernel%2Flinux.git crypto: drbg - Fix the fips_enabled priority boost When fips_enabled=1, it seems to have been intended for one of the algorithms defined in crypto/drbg.c to be the highest priority "stdrng" algorithm, so that it is what is used by "stdrng" users. However, the code only boosts the priority to 400, which is less than the priority 500 used in drivers/crypto/caam/caamprng.c. Thus, the CAAM RNG could be used instead. Fix this by boosting the priority by 2000 instead of 200. Fixes: 541af946fe13 ("crypto: drbg - SP800-90A Deterministic Random Bit Generator") Cc: stable@vger.kernel.org Signed-off-by: Eric Biggers Signed-off-by: Herbert Xu --- diff --git a/crypto/drbg.c b/crypto/drbg.c index f23b431bd4902..e3065fb9541b2 100644 --- a/crypto/drbg.c +++ b/crypto/drbg.c @@ -1832,7 +1832,7 @@ static inline void __init drbg_fill_array(struct rng_alg *alg, * it is selected. */ if (fips_enabled) - alg->base.cra_priority += 200; + alg->base.cra_priority += 2000; alg->base.cra_ctxsize = sizeof(struct drbg_state); alg->base.cra_module = THIS_MODULE;