Message ID | 20220823224811.12758-1-adelg@google.com (mailing list archive) |
---|---|
State | New |
Headers | show |
Series | selftests: remove unused variable in close_range test | expand |
On Tue, Aug 23, 2022 at 10:48:11PM +0000, Andrew Delgadilo wrote: > From: Andrew Delgadillo <adelg@google.com> > > commit 2c5db60e46ad ("tests: add close_range() tests") adds the > close_range test under the core namespace. In its current form, the > close_range test has an unused variable, namely, ret. For those building > with -Werror,-Wall, this breaks the build. > > Without this patch: > $ make -C tools/testing/selftests/ TARGETS=core V=1 CFLAGS="-Werror -Wall" > > make: Entering directory '/.../kernel-src/tools/testing/selftests' > > make[1]: Entering directory '/.../kernel-src/tools/testing/selftests/core' > > gcc -Werror -Wall close_range_test.c -o /.../kernel-src/tools/testing/selftests/core/close_range_test > > close_range_test.c: In function 'core_close_range': > > close_range_test.c:55:16: error: unused variable 'ret' [-Werror=unused-variable] > > 55 | int i, ret; > > | ^~~ > > cc1: all warnings being treated as errors > > make[1]: *** [../lib.mk:135: /.../kernel-src/tools/testing/selftests/core/close_range_test] Error 1 > > make[1]: Leaving directory '/.../kernel-src/tools/testing/selftests/core' > > make: *** [Makefile:155: all] Error 2 > > make: Leaving directory '/.../kernel-src/tools/testing/selftests' > > With this patch: > $ make -C tools/testing/selftests/ TARGETS=core V=1 CFLAGS="-Werror -Wall" > > make: Entering directory '/.../kernel-src/tools/testing/selftests' > > make[1]: Entering directory '/.../kernel-src/tools/testing/selftests/core' > > gcc -Werror -Wall close_range_test.c -o /.../kernel-src/tools/testing/selftests/core/close_range_test > > make[1]: Leaving directory '/.../kernel-src/tools/testing/selftests/core' > > make: Leaving directory '/.../kernel-src/tools/testing/selftests' > > Fixes: 2c5db60e46ad ("tests: add close_range() tests") > Cc: <stable@vger.kernel.org> > Signed-off-by: Andrew Delgadillo <adelg@google.com> > --- Thanks, Reviewed-by: Christian Brauner (Microsoft) <brauner@kernel.org>
diff --git a/tools/testing/selftests/core/close_range_test.c b/tools/testing/selftests/core/close_range_test.c index 749239930ca83..17c76c6c13cb9 100644 --- a/tools/testing/selftests/core/close_range_test.c +++ b/tools/testing/selftests/core/close_range_test.c @@ -52,7 +52,7 @@ static inline int sys_close_range(unsigned int fd, unsigned int max_fd, TEST(core_close_range) { - int i, ret; + int i; int open_fds[101]; for (i = 0; i < ARRAY_SIZE(open_fds); i++) {