diff mbox series

[U-Boot,1/1] efi_loader: fix CopyMem()

Message ID 20190109204113.16765-1-xypron.glpk@gmx.de
State Accepted
Commit 0bc81a717d1ce90008f9f8ae8b3c086d4405a295
Delegated to: Alexander Graf
Headers show
Series [U-Boot,1/1] efi_loader: fix CopyMem() | expand

Commit Message

Heinrich Schuchardt Jan. 9, 2019, 8:41 p.m. UTC 
CopyMem() must support overlapping buffers. So replace memcpy() by
memmove().

Signed-off-by: Heinrich Schuchardt <xypron.glpk@gmx.de>
---
 lib/efi_loader/efi_boottime.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
diff mbox series

Patch

diff --git a/lib/efi_loader/efi_boottime.c b/lib/efi_loader/efi_boottime.c
index 88386ff676..dbf0d56c1d 100644
--- a/lib/efi_loader/efi_boottime.c
+++ b/lib/efi_loader/efi_boottime.c
@@ -2483,7 +2483,7 @@  static void EFIAPI efi_copy_mem(void *destination, const void *source,
 				size_t length)
 {
 	EFI_ENTRY("%p, %p, %ld", destination, source, (unsigned long)length);
-	memcpy(destination, source, length);
+	memmove(destination, source, length);
 	EFI_EXIT(EFI_SUCCESS);
 }