[U-Boot] [PATCH] efi_stub: Fix GDT_NOTSYS check
Alexander Graf
agraf at suse.de
Mon Dec 4 15:33:26 UTC 2017
The get_codeseg32() wants to know if a passed in descriptor has
flag GDT_NOTSYS set (desc & GDT_NOTSYS), not whether desc and
GDT_NOTSYS are not != 0 (desk && GDT_NOTSYS).
This is an obvious typo. Fix it up.
Signed-off-by: Alexander Graf <agraf at suse.de>
---
lib/efi/efi_stub.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/lib/efi/efi_stub.c b/lib/efi/efi_stub.c
index 1814960572..9788dedba7 100644
--- a/lib/efi/efi_stub.c
+++ b/lib/efi/efi_stub.c
@@ -182,7 +182,7 @@ static int get_codeseg32(void)
<< 16;
base <<= 12; /* 4KB granularity */
limit <<= 12;
- if ((desc & GDT_PRESENT) && (desc && GDT_NOTSYS) &&
+ if ((desc & GDT_PRESENT) && (desc & GDT_NOTSYS) &&
!(desc & GDT_LONG) && (desc & GDT_4KB) &&
(desc & GDT_32BIT) && (desc & GDT_CODE) &&
CONFIG_SYS_TEXT_BASE > base &&
--
2.12.3
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