On Tue, Oct 26, 2021 at 10:47 AM Shuah Khan <skhan@xxxxxxxxxxxxxxxxxxx> wrote: > > On 10/26/21 8:34 AM, Andrea Righi wrote: > > Make sure to use pclose() to properly close the pipe opened by popen(). > > > > Fixes: 81f77fd0deeb ("bpf: add selftest for stackmap with BPF_F_STACK_BUILD_ID") > > Signed-off-by: Andrea Righi <andrea.righi@xxxxxxxxxxxxx> > > --- > > tools/testing/selftests/bpf/test_progs.c | 4 ++-- > > 1 file changed, 2 insertions(+), 2 deletions(-) > > > > diff --git a/tools/testing/selftests/bpf/test_progs.c b/tools/testing/selftests/bpf/test_progs.c > > index cc1cd240445d..e3fea6f281e4 100644 > > --- a/tools/testing/selftests/bpf/test_progs.c > > +++ b/tools/testing/selftests/bpf/test_progs.c > > @@ -370,7 +370,7 @@ int extract_build_id(char *build_id, size_t size) > > > > if (getline(&line, &len, fp) == -1) > > goto err; > > - fclose(fp); > > + pclose(fp); > > > > if (len > size) > > len = size; > > @@ -379,7 +379,7 @@ int extract_build_id(char *build_id, size_t size) > > free(line); > > return 0; > > err: > > - fclose(fp); > > + pclose(fp); > > return -1; > > } > > > > > > Thank you for the patch. The return logic could be simpler > doing out handling common for error and success path with > just one call to close. Not related to this change though. > > Adding bpf maintainers to the thread Ohh. That's odd. I see the patch in: https://patchwork.kernel.org/project/netdevbpf/list/?delegate=121173 but not in my gmail. vger is probably slow.