From: Shantur Rathore <i@shantur.com>
Date: Sun, 19 Nov 2023 16:55:01 +0000 (+0000)
Subject: bootflow: bootmeth_efi: don't free buffer
X-Git-Url: http://git.dujemihanovic.xyz/img/static/gitweb.css?a=commitdiff_plain;h=37503b0c0c042b07eed377baf587fdbabdb46dd9;p=u-boot.git

bootflow: bootmeth_efi: don't free buffer

bootmeth_efi doesn't allocate any buffer to load efi in any case.
enable static buffer flag for all cases.

Reviewed-by: Simon Glass <sjg@chromium.org>

Signed-off-by: Shantur Rathore <i@shantur.com>
---

diff --git a/boot/bootmeth_efi.c b/boot/bootmeth_efi.c
index e884dc6293..446cb73140 100644
--- a/boot/bootmeth_efi.c
+++ b/boot/bootmeth_efi.c
@@ -160,7 +160,6 @@ static int efiload_read_file(struct bootflow *bflow, ulong addr)
 	if (ret)
 		return log_msg_ret("read", ret);
 	bflow->buf = map_sysmem(addr, bflow->size);
-	bflow->flags |= BOOTFLOWF_STATIC_BUF;
 
 	set_efi_bootdev(desc, bflow);
 
@@ -404,6 +403,12 @@ static int distro_efi_read_bootflow(struct udevice *dev, struct bootflow *bflow)
 {
 	int ret;
 
+	/*
+	 * bootmeth_efi doesn't allocate any buffer neither for blk nor net device
+	 * set flag to avoid freeing static buffer.
+	 */
+	bflow->flags |= BOOTFLOWF_STATIC_BUF;
+
 	if (bootmeth_uses_network(bflow)) {
 		/* we only support reading from one device, so ignore 'dev' */
 		ret = distro_efi_read_bootflow_net(bflow);