random: use proper jiffies comparison macro

commit 8a5b8a4a4c upstream.

This expands to exactly the same code that it replaces, but makes things
consistent by using the same macro for jiffy comparisons throughout.

Signed-off-by: Jason A. Donenfeld <Jason@zx2c4.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/char/random.c

@@ -326,7 +326,7 @@ static bool crng_has_old_seed(void)
 			interval = max_t(unsigned int, CRNG_RESEED_START_INTERVAL,
 					 (unsigned int)uptime / 2 * HZ);
 	}
-	return time_after(jiffies, READ_ONCE(base_crng.birth) + interval);
+	return time_is_before_jiffies(READ_ONCE(base_crng.birth) + interval);
 }
 
 /*