809216233555 ("selftests/harness: remove use of LINE_MAX") introduced asprintf into kselftest_harness.h, which is a GNU extension and needs _GNU_SOURCE to either be defined prior to including headers or with the -D_GNU_SOURCE flag passed to the compiler. Fixes: 809216233555 ("selftests/harness: remove use of LINE_MAX") Reported-by: kernel test robot <oliver.sang@xxxxxxxxx> Closes: https://lore.kernel.org/oe-lkp/202404301040.3bea5782-oliver.sang@xxxxxxxxx Signed-off-by: Edward Liaw <edliaw@xxxxxxxxxx> --- tools/testing/selftests/sgx/Makefile | 2 +- tools/testing/selftests/sgx/sigstruct.c | 2 -- 2 files changed, 1 insertion(+), 3 deletions(-) diff --git a/tools/testing/selftests/sgx/Makefile b/tools/testing/selftests/sgx/Makefile index 867f88ce2570..272da790d9ae 100644 --- a/tools/testing/selftests/sgx/Makefile +++ b/tools/testing/selftests/sgx/Makefile @@ -12,7 +12,7 @@ OBJCOPY := $(CROSS_COMPILE)objcopy endif INCLUDES := -I$(top_srcdir)/tools/include -HOST_CFLAGS := -Wall -Werror -g $(INCLUDES) -fPIC +HOST_CFLAGS := -Wall -Werror -g $(INCLUDES) -fPIC -D_GNU_SOURCE HOST_LDFLAGS := -z noexecstack -lcrypto ENCL_CFLAGS += -Wall -Werror -static-pie -nostdlib -ffreestanding -fPIE \ -fno-stack-protector -mrdrnd $(INCLUDES) diff --git a/tools/testing/selftests/sgx/sigstruct.c b/tools/testing/selftests/sgx/sigstruct.c index d73b29becf5b..a0c2de7c5302 100644 --- a/tools/testing/selftests/sgx/sigstruct.c +++ b/tools/testing/selftests/sgx/sigstruct.c @@ -1,7 +1,5 @@ // SPDX-License-Identifier: GPL-2.0 /* Copyright(c) 2016-20 Intel Corporation. */ - -#define _GNU_SOURCE #include <assert.h> #include <getopt.h> #include <stdbool.h> -- 2.45.0.rc0.197.gbae5840b3b-goog