git: 3d4d778262e4 - main - random: Correct wording in a comment

From: Mark Johnston <markj_at_FreeBSD.org>
Date: Tue, 19 Aug 2025 14:09:18 UTC
The branch main has been updated by markj:

URL: https://cgit.FreeBSD.org/src/commit/?id=3d4d778262e459c9c80781a3474908d090ffb061

commit 3d4d778262e459c9c80781a3474908d090ffb061
Author:     Mark Johnston <markj@FreeBSD.org>
AuthorDate: 2025-08-19 14:04:57 +0000
Commit:     Mark Johnston <markj@FreeBSD.org>
CommitDate: 2025-08-19 14:04:57 +0000

    random: Correct wording in a comment
    
    In the calculation of the cutoff value, we haven't changed the window
    size itself, just the example formula, which takes the window size as a
    parameter.
    
    Reviewed by:    cem
    Fixes:          f92ff79720fb ("random: Add NIST SP 800-90B entropy source health test implementations")
    Sponsored by:   Stormshield
    Sponsored by:   Klara, Inc.
    Differential Revision:  https://reviews.freebsd.org/D52002
---
 sys/dev/random/random_harvestq.c | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/sys/dev/random/random_harvestq.c b/sys/dev/random/random_harvestq.c
index c7762967c4fb..ced15262457f 100644
--- a/sys/dev/random/random_harvestq.c
+++ b/sys/dev/random/random_harvestq.c
@@ -493,9 +493,9 @@ random_healthtest_init(enum random_entropy_source source)
 	 * The RCT limit comes from the formula in section 4.4.1.
 	 *
 	 * The APT cutoff is calculated using the formula in section 4.4.2
-	 * footnote 10 with the window size changed from 512 to 511, since the
-	 * test as written counts the number of samples equal to the first
-	 * sample in the window, and thus tests W-1 samples.
+	 * footnote 10 with the number of Bernoulli trials changed from W to
+	 * W-1, since the test as written counts the number of samples equal to
+	 * the first sample in the window, and thus tests W-1 samples.
 	 */
 	ht->ht_rct_limit = 35;
 	ht->ht_apt_cutoff = 330;