[PATCH v2 4/4] bootflow: bootmeth_efi: don't free buffer
Shantur Rathore
i at shantur.com
Fri Nov 17 22:20:39 CET 2023
bootmeth_efi doesn't allocate any buffer to load efi in any case.
enable static buffer flag for all cases.
Signed-off-by: Shantur Rathore <i at shantur.com>
---
boot/bootmeth_efi.c | 7 ++++++-
1 file changed, 6 insertions(+), 1 deletion(-)
diff --git a/boot/bootmeth_efi.c b/boot/bootmeth_efi.c
index 5e67afed88..045e9ac543 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);
@@ -395,6 +394,12 @@ static int distro_efi_read_bootflow(struct udevice *dev, struct bootflow *bflow)
{
int ret;
+ /*
+ * bootmeth_efi doesn't allocate any buffer neither for bulk 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);
--
2.40.1
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