From: Moritz Fischer <moritzf@google.com>
Date: Wed, 30 Oct 2024 21:17:48 +0000 (+0000)
Subject: lib: efi_loader: Fix efi_dp_from_mem() calls
X-Git-Url: http://git.dujemihanovic.xyz/?a=commitdiff_plain;h=7596d77bc1b6be838e38af3fb4e73dbd0a0a078e;p=u-boot.git

lib: efi_loader: Fix efi_dp_from_mem() calls

The function expects an end address but is being called with
an size instead.

Fixes: 6422820ac3 ("efi_loader: split unrelated code from efi_bootmgr.c")
Reviewed-by: Heinrich Schuchardt <xypron.glpk@gmx.de>
Reviewed-by: Ilias Apalodimas <ilias.apalodimas@linaro.org>
Signed-off-by: Moritz Fischer <moritzf@google.com>
Reviewed-by: Patrick Wildt <pwildt@google.com>
---

diff --git a/lib/efi_loader/efi_bootbin.c b/lib/efi_loader/efi_bootbin.c
index a87006b3c0..bf38392fac 100644
--- a/lib/efi_loader/efi_bootbin.c
+++ b/lib/efi_loader/efi_bootbin.c
@@ -137,6 +137,7 @@ efi_status_t efi_run_image(void *source_buffer, efi_uintn_t source_size)
 		 */
 		file_path = efi_dp_from_mem(EFI_RESERVED_MEMORY_TYPE,
 					    (uintptr_t)source_buffer,
+					    (uintptr_t)source_buffer +
 					    source_size);
 		/*
 		 * Make sure that device for device_path exist
diff --git a/lib/efi_loader/efi_device_path.c b/lib/efi_loader/efi_device_path.c
index 9de3b95d07..d7444588aa 100644
--- a/lib/efi_loader/efi_device_path.c
+++ b/lib/efi_loader/efi_device_path.c
@@ -1073,7 +1073,8 @@ efi_status_t efi_dp_from_name(const char *dev, const char *devnr,
 		efi_get_image_parameters(&image_addr, &image_size);
 
 		dp = efi_dp_from_mem(EFI_RESERVED_MEMORY_TYPE,
-				     (uintptr_t)image_addr, image_size);
+				     (uintptr_t)image_addr,
+				     (uintptr_t)image_addr + image_size);
 	} else if (IS_ENABLED(CONFIG_NETDEVICES) && !strcmp(dev, "Net")) {
 		dp = efi_dp_from_eth();
 	} else if (!strcmp(dev, "Uart")) {