From: Alexander Graf <ag...@suse.de>
The fs_read() function wants to get an address rather than the
pointer to a buffer.
So let's convert the passed buffer from pointer back a the address
to make efi_loader on sandbox happier.
Signed-off-by: Alexander Graf <ag...@suse.de>
Reviewed-by: Simon Glass <s...@chromium.org>
Signed-off-by: Simon Glass <s...@chromium.org>
---
Changes in v10: None
Changes in v9: None
Changes in v8: None
Changes in v7: None
Changes in v6: None
Changes in v4: None
Changes in v3: None
Changes in v2: None
lib/efi_loader/efi_file.c | 5 ++++-
1 file changed, 4 insertions(+), 1 deletion(-)
diff --git a/lib/efi_loader/efi_file.c b/lib/efi_loader/efi_file.c
index e6a15bcb523..2107730ba5a 100644
--- a/lib/efi_loader/efi_file.c
+++ b/lib/efi_loader/efi_file.c
@@ -9,6 +9,7 @@
#include <charset.h>
#include <efi_loader.h>
#include <malloc.h>
+#include <mapmem.h>
#include <fs.h>
/* GUID for file system information */
@@ -232,8 +233,10 @@ static efi_status_t file_read(struct file_handle *fh, u64
*buffer_size,
void *buffer)
{
loff_t actread;
+ /* fs_read expects buffer address, not pointer */
+ uintptr_t buffer_addr = (uintptr_t)map_to_sysmem(buffer);
- if (fs_read(fh->path, (ulong)buffer, fh->offset,
+ if (fs_read(fh->path, buffer_addr, fh->offset,
*buffer_size, &actread))
return EFI_DEVICE_ERROR;
--
2.19.0.397.gdd90340f6a-goog
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