sleep-config: eat up errors only after debug logging about them

diff --git a/src/shared/sleep-config.c b/src/shared/sleep-config.c
index ed7c25828ed639459435ff2028d77ede42ba02c7..2577dd84c85570b6de1aa33a28c7648dc1de7b47 100644 (file)
--- 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;