From 5cb2e84a191583f0e4d01ee6077404f85531f6c7 Mon Sep 17 00:00:00 2001
From: Patrick Georgi <pgeorgi@google.com>
Date: Tue, 27 Aug 2019 17:27:39 +0200
Subject: futility/updater: Check that image exists before digging into it

Found by Coverity Scan

BUG=none
BRANCH=none
TEST=none

Change-Id: I2544a4e84ecadc262e08aaa4e6f056d710d807f5
Signed-off-by: Patrick Georgi <pgeorgi@google.com>
Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/platform/vboot_reference/+/1771972
Reviewed-by: Julius Werner <jwerner@chromium.org>
Reviewed-by: Hung-Te Lin <hungte@chromium.org>
Tested-by: Patrick Georgi <pgeorgi@chromium.org>
Commit-Queue: Patrick Georgi <pgeorgi@chromium.org>
---
 futility/updater.c | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/futility/updater.c b/futility/updater.c
index ef75d747..4d523e29 100644
--- a/futility/updater.c
+++ b/futility/updater.c
@@ -618,6 +618,11 @@ static int load_firmware_version(struct firmware_image *image,
 int load_firmware_image(struct firmware_image *image, const char *file_name,
 			struct archive *archive)
 {
+	if (!file_name) {
+		ERROR("No file name given\n");
+		return -1;
+	}
+
 	VB2_DEBUG("Load image file from %s...\n", file_name);
 
 	if (!archive_has_entry(archive, file_name)) {
-- 
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