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-rw-r--r--src/shared/efivars.c14
1 files changed, 13 insertions, 1 deletions
diff --git a/src/shared/efivars.c b/src/shared/efivars.c
index 0d6ecf52cf..347cd30b09 100644
--- a/src/shared/efivars.c
+++ b/src/shared/efivars.c
@@ -125,7 +125,19 @@ static int get_os_indications(uint64_t *os_indication) {
return r;
r = efi_get_variable(EFI_VENDOR_GLOBAL, "OsIndications", NULL, &v, &s);
- if (r < 0)
+ if (r == -ENOENT) {
+ /* Some firmware implementations that do support
+ * OsIndications and report that with
+ * OsIndicationsSupported will remove the
+ * OsIndications variable when it is unset. Let's
+ * pretend it's 0 then, to hide this implementation
+ * detail. Note that this call will return -ENOENT
+ * then only if the support for OsIndications is
+ * missing entirely, as determined by
+ * efi_reboot_to_firmware_supported() above. */
+ *os_indication = 0;
+ return 0;
+ } else if (r < 0)
return r;
else if (s != sizeof(uint64_t))
return -EINVAL;