At present the Python sequential-write interface can produce an error when it calls fdt_finish(), since this needs to add a terminating tag to the end of the struct section.
Fix this by automatically expanding the buffer if needed.
Signed-off-by: Simon Glass sjg@chromium.org ---
scripts/dtc/pylibfdt/libfdt.i_shipped | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/scripts/dtc/pylibfdt/libfdt.i_shipped b/scripts/dtc/pylibfdt/libfdt.i_shipped index fae0b27d7d0..1d69ad38e2e 100644 --- a/scripts/dtc/pylibfdt/libfdt.i_shipped +++ b/scripts/dtc/pylibfdt/libfdt.i_shipped @@ -786,7 +786,8 @@ class FdtSw(FdtRo): Fdt object allowing access to the newly created device tree """ fdtsw = bytearray(self._fdt) - check_err(fdt_finish(fdtsw)) + while self.check_space(fdt_finish(fdtsw)): + fdtsw = bytearray(self._fdt) return Fdt(fdtsw)
def check_space(self, val):