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From 6d87113fc3d9b2b0f520fc97eab9f5a60fda7d30 Mon Sep 17 00:00:00 2001
From: Peter Jones <pjones@redhat.com>
Date: Thu, 21 Jun 2018 13:55:45 -0400
Subject: [PATCH 23/24] efiboot: fix a bad error check

Signed-off-by: Peter Jones <pjones@redhat.com>
---
 src/linux-acpi.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/linux-acpi.c b/src/linux-acpi.c
index 3eac526525f..88f0084a37e 100644
--- a/src/linux-acpi.c
+++ b/src/linux-acpi.c
@@ -93,7 +93,7 @@ hid_err:
         errno = 0;
         fbuf = NULL;
         rc = read_sysfs_file(&fbuf, "%s/firmware_node/uid", path);
-        if ((rc <= 0 && errno != ENOENT) || fbuf == NULL) {
+        if ((rc < 0 && errno != ENOENT) || (rc > 0 && fbuf == NULL)) {
                 efi_error("could not read %s/firmware_node/uid", path);
                 return -1;
         }
-- 
2.17.1