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Miller" , Eric Dumazet , Jakub Kicinski , Paolo Abeni , Simon Horman , Shuah Khan Cc: netdev@vger.kernel.org, linux-kselftest@vger.kernel.org, linux-kernel@vger.kernel.org, Ankit Khushwaha Subject: [PATCH] selftests/net: initialize char variable to null Date: Mon, 24 Nov 2025 21:43:24 +0530 Message-ID: <20251124161324.16901-1-ankitkhushwaha.linux@gmail.com> X-Mailer: git-send-email 2.52.0 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" char variable in 'so_txtime.c' & 'txtimestamp.c' left uninitilized by when switch default case taken. raises following warning. txtimestamp.c:240:2: warning: variable 'tsname' is used uninitialized whenever switch default is taken [-Wsometimes-uninitialized] so_txtime.c:210:3: warning: variable 'reason' is used uninitialized whenever switch default is taken [-Wsometimes-uninitialized] initialize these variables to NULL to fix this. Signed-off-by: Ankit Khushwaha Reviewed-by: Willem de Bruijn --- tools/testing/selftests/net/so_txtime.c | 2 +- tools/testing/selftests/net/txtimestamp.c | 2 +- 2 files changed, 2 insertions(+), 2 deletions(-) diff --git a/tools/testing/selftests/net/so_txtime.c b/tools/testing/selfte= sts/net/so_txtime.c index 8457b7ccbc09..b76df1efc2ef 100644 --- a/tools/testing/selftests/net/so_txtime.c +++ b/tools/testing/selftests/net/so_txtime.c @@ -174,7 +174,7 @@ static int do_recv_errqueue_timeout(int fdt) msg.msg_controllen =3D sizeof(control); while (1) { - const char *reason; + const char *reason =3D NULL; ret =3D recvmsg(fdt, &msg, MSG_ERRQUEUE); if (ret =3D=3D -1 && errno =3D=3D EAGAIN) diff --git a/tools/testing/selftests/net/txtimestamp.c b/tools/testing/self= tests/net/txtimestamp.c index dae91eb97d69..bcc14688661d 100644 --- a/tools/testing/selftests/net/txtimestamp.c +++ b/tools/testing/selftests/net/txtimestamp.c @@ -217,7 +217,7 @@ static void print_timestamp_usr(void) static void print_timestamp(struct scm_timestamping *tss, int tstype, int tskey, int payload_len) { - const char *tsname; + const char *tsname =3D NULL; validate_key(tskey, tstype); -- 2.52.0