Commit a41509bea3 ("libfdt: Replace deprecated 0-length arrays with proper flexible arrays") fails to build pylibfdt: ./pylibfdt/libfdt_wrap.c: In function ‘_wrap_fdt_node_header_name_set’: ./pylibfdt/libfdt_wrap.c:4350:18: error: cast specifies array type 4350 | arg1->name = (char [])(char *)memcpy(malloc((size)*sizeof(char)), (const char *)(arg2), sizeof(char)*(size)); | ^ ./pylibfdt/libfdt_wrap.c:4350:16: error: invalid use of flexible array member 4350 | arg1->name = (char [])(char *)memcpy(malloc((size)*sizeof(char)), (const char *)(arg2), sizeof(char)*(size)); | ^ ./pylibfdt/libfdt_wrap.c:4352:16: error: invalid use of flexible array member 4352 | arg1->name = 0; | ^ ./pylibfdt/libfdt_wrap.c: In function ‘_wrap_fdt_property_data_set’: ./pylibfdt/libfdt_wrap.c:4613:18: error: cast specifies array type 4613 | arg1->data = (char [])(char *)memcpy(malloc((size)*sizeof(char)), (const char *)(arg2), sizeof(char)*(size)); | ^ ./pylibfdt/libfdt_wrap.c:4613:16: error: invalid use of flexible array member 4613 | arg1->data = (char [])(char *)memcpy(malloc((size)*sizeof(char)), (const char *)(arg2), sizeof(char)*(size)); | ^ ./pylibfdt/libfdt_wrap.c:4615:16: error: invalid use of flexible array member 4615 | arg1->data = 0; | ^ Turns out this is known issue with SWIG: https://github.com/swig/swig/issues/1699 Implement the work-around to ignore the flexible array member. Fixes: a41509bea3 ("libfdt: Replace deprecated 0-length arrays with proper flexible arrays") Cc: Kees Cook <keescook@chromium.org> Cc: Simon Glass <sjg@chromium.org> Signed-off-by: Rob Herring <robh@kernel.org> Message-Id: <20230201224441.305757-1-robh@kernel.org> Reviewed-by: Simon Glass <sjg@chromium.org> Tested-by: Simon Glass <sjg@chromium.org> Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
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