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([172.59.160.70]) by smtp.gmail.com with ESMTPSA id d9443c01a7336-2446d50f581sm93954895ad.83.2025.08.18.19.53.09 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 18 Aug 2025 19:53:10 -0700 (PDT) From: Alex Tran To: davem@davemloft.net, edumazet@google.com, kuba@kernel.org, pabeni@redhat.com Cc: horms@kernel.org, shuah@kernel.org, netdev@vger.kernel.org, linux-kselftest@vger.kernel.org, linux-kernel@vger.kernel.org, Alex Tran Subject: [PATCH v2] selftests/net/socket.c: removed warnings from unused returns Date: Mon, 18 Aug 2025 19:52:27 -0700 Message-Id: <20250819025227.239885-1-alex.t.tran@gmail.com> X-Mailer: git-send-email 2.34.1 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable socket.c: In function =E2=80=98run_tests=E2=80=99: socket.c:59:25: warning: ignoring return value of =E2=80=98strerror_r=E2=80= =99 \ declared with attribute =E2=80=98warn_unused_result=E2=80=99 [-Wunused-resu= lt] 59 | strerror_r(-s->expect, err_string1, ERR_STRING_SZ); | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ socket.c:60:25: warning: ignoring return value of =E2=80=98strerror_r=E2=80= =99 \ declared with attribute =E2=80=98warn_unused_result=E2=80=99 [-Wunused-resu= lt] 60 | strerror_r(errno, err_string2, ERR_STRING_SZ); | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ socket.c:73:33: warning: ignoring return value of =E2=80=98strerror_r=E2=80= =99 \ declared with attribute =E2=80=98warn_unused_result=E2=80=99 [-Wunused-resu= lt] 73 | strerror_r(errno, err_string1, ERR_STRING_SZ); | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ changelog: v2=20 - const char* messages and fixed patch warnings of max 75 chars=20 per line Signed-off-by: Alex Tran --- tools/testing/selftests/net/socket.c | 11 ++++++----- 1 file changed, 6 insertions(+), 5 deletions(-) diff --git a/tools/testing/selftests/net/socket.c b/tools/testing/selftests= /net/socket.c index db1aeb8c5d1e..be1080003c61 100644 --- a/tools/testing/selftests/net/socket.c +++ b/tools/testing/selftests/net/socket.c @@ -39,6 +39,7 @@ static int run_tests(void) { char err_string1[ERR_STRING_SZ]; char err_string2[ERR_STRING_SZ]; + const char *msg1, *msg2; int i, err; =20 err =3D 0; @@ -56,13 +57,13 @@ static int run_tests(void) errno =3D=3D -s->expect) continue; =20 - strerror_r(-s->expect, err_string1, ERR_STRING_SZ); - strerror_r(errno, err_string2, ERR_STRING_SZ); + msg1 =3D strerror_r(-s->expect, err_string1, ERR_STRING_SZ); + msg2 =3D strerror_r(errno, err_string2, ERR_STRING_SZ); =20 fprintf(stderr, "socket(%d, %d, %d) expected " "err (%s) got (%s)\n", s->domain, s->type, s->protocol, - err_string1, err_string2); + msg1, msg2); =20 err =3D -1; break; @@ -70,12 +71,12 @@ static int run_tests(void) close(fd); =20 if (s->expect < 0) { - strerror_r(errno, err_string1, ERR_STRING_SZ); + msg1 =3D strerror_r(errno, err_string1, ERR_STRING_SZ); =20 fprintf(stderr, "socket(%d, %d, %d) expected " "success got err (%s)\n", s->domain, s->type, s->protocol, - err_string1); + msg1); =20 err =3D -1; break; --=20 2.34.1