From 7474f15b2da1d034aa3c75ba71644a941d82b2cc Mon Sep 17 00:00:00 2001
From: Lennart Poettering <lennart@poettering.net>
Date: Wed, 25 Jul 2018 21:43:09 +0200
Subject: [PATCH] sleep-config: eat up errors only after debug logging about
 them

---
 src/shared/sleep-config.c | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

diff --git a/src/shared/sleep-config.c b/src/shared/sleep-config.c
index ed7c25828e..2577dd84c8 100644
--- a/src/shared/sleep-config.c
+++ b/src/shared/sleep-config.c
@@ -139,12 +139,16 @@ int can_sleep_disk(char **types) {
                 return true;
 
         /* If /sys is read-only we cannot sleep */
-        if (access("/sys/power/disk", W_OK) < 0)
+        if (access("/sys/power/disk", W_OK) < 0) {
+                log_debug_errno(errno, "/sys/power/disk is not writable: %m");
                 return false;
+        }
 
         r = read_one_line_file("/sys/power/disk", &p);
-        if (r < 0)
+        if (r < 0) {
+                log_debug_errno(r, "Couldn't read /sys/power/disk: %m");
                 return false;
+        }
 
         STRV_FOREACH(type, types) {
                 const char *word, *state;