In FMMT replace function, when newffs size <= targetffs size,
the new free space is calculated wrong as loss the pad data delta size.
That will cause invalid binary generated.
This patch fixes this issue.
Cc: Rebecca Cran <rebe...@bsdio.com>
Cc: Liming Gao <gaolim...@byosoft.com.cn>
Cc: Bob Feng <bob.c.f...@intel.com>
Signed-off-by: Yuwei Chen <yuwei.c...@intel.com>
---
BaseTools/Source/Python/FMMT/core/FvHandler.py | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/BaseTools/Source/Python/FMMT/core/FvHandler.py
b/BaseTools/Source/Python/FMMT/core/FvHandler.py
index 49bbc35baa4d..7a6076033681 100644
--- a/BaseTools/Source/Python/FMMT/core/FvHandler.py
+++ b/BaseTools/Source/Python/FMMT/core/FvHandler.py
@@ -456,7 +456,7 @@ class FvHandler:
# Start free space calculating and moving process.
self.ModifyTest(TargetFv.Parent, Needed_Space)
else:
- New_Free_Space = self.TargetFfs.Data.Size - self.NewFfs.Data.Size
+ New_Free_Space = self.TargetFfs.Data.Size +
len(self.TargetFfs.Data.PadData) - self.NewFfs.Data.Size -
len(self.NewFfs.Data.PadData)
# If TargetFv already have free space, move the new free space
into it.
if TargetFv.Data.Free_Space:
TargetFv.Child[-1].Data.Data += b'\xff' * New_Free_Space
--
2.27.0.windows.1
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