From: Heinrich Schuchardt <xypron.glpk@gmx.de>
Date: Sat, 7 Jul 2018 13:36:05 +0000 (+0200)
Subject: efi_loader: update crc32 in InstallConfigurationTable
X-Git-Tag: v2018.09-rc1~2^2~8
X-Git-Url: https://git.librecmc.org/?a=commitdiff_plain;h=55d8ee3b7bfc7222fb9782737b73364e78364792;p=oweals%2Fu-boot.git

efi_loader: update crc32 in InstallConfigurationTable

If the number of installed tables is changed in
InstallConfigurationTable() update the crc32 of the system table.

Signed-off-by: Heinrich Schuchardt <xypron.glpk@gmx.de>
Signed-off-by: Alexander Graf <agraf@suse.de>
---

diff --git a/lib/efi_loader/efi_boottime.c b/lib/efi_loader/efi_boottime.c
index 820d766b41..b9e54f551a 100644
--- a/lib/efi_loader/efi_boottime.c
+++ b/lib/efi_loader/efi_boottime.c
@@ -1444,6 +1444,9 @@ efi_status_t efi_install_configuration_table(const efi_guid_t *guid,
 	systab.nr_tables = i + 1;
 
 out:
+	/* systab.nr_tables may have changed. So we need to update the crc32 */
+	efi_update_table_header_crc32(&systab.hdr);
+
 	/* Notify that the configuration table was changed */
 	list_for_each_entry(evt, &efi_events, link) {
 		if (evt->group && !guidcmp(evt->group, guid)) {