From 2bafef9619fdf18b9e1a7a1030af0b019a208607 Mon Sep 17 00:00:00 2001 From: Shuah Khan Date: Wed, 7 Jul 2021 21:18:27 -0600 Subject: selftests: firmware: Fix ignored return val of asprintf() warn MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit [ Upstream commit fe968ca2cac91888310b143a483123c84906e3fc ] Fix the following ingonred return val of asprintf() warn during build: cc -Wall -O2 fw_namespace.c -o ../tools/testing/selftests/firmware/fw_namespace fw_namespace.c: In function ‘main’: fw_namespace.c:132:2: warning: ignoring return value of ‘asprintf’ declared with attribute ‘warn_unused_result’ [-Wunused-result] 132 | asprintf(&fw_path, "/lib/firmware/%s", fw_name); | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ Signed-off-by: Shuah Khan Link: https://lore.kernel.org/r/20210708031827.51293-1-skhan@linuxfoundation.org Signed-off-by: Greg Kroah-Hartman Signed-off-by: Sasha Levin --- tools/testing/selftests/firmware/fw_namespace.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) (limited to 'tools/testing') diff --git a/tools/testing/selftests/firmware/fw_namespace.c b/tools/testing/selftests/firmware/fw_namespace.c index 0e393cb5f42d..4c6f0cd83c5b 100644 --- a/tools/testing/selftests/firmware/fw_namespace.c +++ b/tools/testing/selftests/firmware/fw_namespace.c @@ -129,7 +129,8 @@ int main(int argc, char **argv) die("mounting tmpfs to /lib/firmware failed\n"); sys_path = argv[1]; - asprintf(&fw_path, "/lib/firmware/%s", fw_name); + if (asprintf(&fw_path, "/lib/firmware/%s", fw_name) < 0) + die("error: failed to build full fw_path\n"); setup_fw(fw_path); -- cgit v1.2.3