Clang has -Wself-assign enabled by default under -Wall and so when building with -Werror we would get an error here. Inspired by Linux kernel git commit a21151b9d81a ("tools/build: tweak unused value workaround") make use of the fact that both Clang and GCC support casting to `void` as the method to note that something is intentionally unused.

Signed-off-by: Tom Rini trini@konsulko.com --- scripts/dtc/pylibfdt/libfdt.i_shipped | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/scripts/dtc/pylibfdt/libfdt.i_shipped b/scripts/dtc/pylibfdt/libfdt.i_shipped index 1d69ad38e2e3..27c29ea2603a 100644 --- a/scripts/dtc/pylibfdt/libfdt.i_shipped +++ b/scripts/dtc/pylibfdt/libfdt.i_shipped @@ -1010,7 +1010,7 @@ typedef uint32_t fdt32_t; } $1 = (void *)PyByteArray_AsString($input); fdt = $1; - fdt = fdt; /* avoid unused variable warning */ + (void)fdt; /* avoid unused variable warning */ }

/* Some functions do change the device tree, so use void * */ @@ -1021,7 +1021,7 @@ typedef uint32_t fdt32_t; } $1 = PyByteArray_AsString($input); fdt = $1; - fdt = fdt; /* avoid unused variable warning */ + (void)fdt; /* avoid unused variable warning */ }

/* typemap used for fdt_get_property_by_offset() */