systemd/0653-random-seed-shorten-a-bit-may_credit.patch

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From b433a32f0d4328afc7a3dddb7dbab82d206663f7 Mon Sep 17 00:00:00 2001
From: Franck Bui <fbui@suse.com>
Date: Wed, 19 Oct 2022 15:27:04 +0200
Subject: [PATCH] random-seed: shorten a bit may_credit()
No functional change.
(cherry picked from commit 249d31b00a42aa016639bc0e9d708803d26f8f8f)
Related: RHEL-16952
---
src/random-seed/random-seed.c | 19 ++++++++-----------
1 file changed, 8 insertions(+), 11 deletions(-)
diff --git a/src/random-seed/random-seed.c b/src/random-seed/random-seed.c
index 82c29d0d7f..569b916f4a 100644
--- a/src/random-seed/random-seed.c
+++ b/src/random-seed/random-seed.c
@@ -87,20 +87,17 @@ static CreditEntropy may_credit(int seed_fd) {
/* Don't credit the random seed if we are in first-boot mode, because we are supposed to start from
* scratch. This is a safety precaution for cases where we people ship "golden" images with empty
* /etc but populated /var that contains a random seed. */
- if (access("/run/systemd/first-boot", F_OK) < 0) {
-
- if (errno != ENOENT) {
- log_warning_errno(errno, "Failed to check whether we are in first-boot mode, not crediting entropy: %m");
- return CREDIT_ENTROPY_NO_WAY;
- }
-
- /* If ENOENT all is good, we are not in first-boot mode. */
- } else {
- log_debug("Not crediting entropy, since booted in first-boot mode.");
+ r = RET_NERRNO(access("/run/systemd/first-boot", F_OK));
+ if (r == -ENOENT)
+ /* All is good, we are not in first-boot mode. */
+ return CREDIT_ENTROPY_YES_PLEASE;
+ if (r < 0) {
+ log_warning_errno(r, "Failed to check whether we are in first-boot mode, not crediting entropy: %m");
return CREDIT_ENTROPY_NO_WAY;
}
- return CREDIT_ENTROPY_YES_PLEASE;
+ log_debug("Not crediting entropy, since booted in first-boot mode.");
+ return CREDIT_ENTROPY_NO_WAY;
}
static int run(int argc, char *argv[]) {