[PATCH 1/1] efi_loader: fix freestanding memmove()

22 Mar
2020
22 Mar
'20
10:35 a.m.
For EFI binaries we have to provide an implementation of memmove() in efi_freestanding.c.
Before this patch the memmove() function was copying in the wrong direction.
Signed-off-by: Heinrich Schuchardt xypron.glpk@gmx.de --- lib/efi_loader/efi_freestanding.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/lib/efi_loader/efi_freestanding.c b/lib/efi_loader/efi_freestanding.c index dcf5d1c49a..bd0dff162f 100644 --- a/lib/efi_loader/efi_freestanding.c +++ b/lib/efi_loader/efi_freestanding.c @@ -47,7 +47,7 @@ void *memmove(void *dest, const void *src, size_t n) u8 *d = dest; const u8 *s = src;
- if (d >= s) { + if (d <= s) { for (; n; --n) *d++ = *s++; } else { -- 2.25.1
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Heinrich Schuchardt