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| author | Jakub Kicinski <kuba@kernel.org> | 2021-06-18 13:25:03 -0700 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2021-06-21 12:11:31 -0700 |
| commit | baa00119d69e3318da8d99867fc1170ebddf09ce (patch) | |
| tree | 8e740c1f85c4960e52c27ec3d91726bbaacce4f2 | |
| parent | adc2e56ebe6377f5c032d96aee0feac30a640453 (diff) | |
| download | linux-stable-baa00119d69e3318da8d99867fc1170ebddf09ce.tar.gz linux-stable-baa00119d69e3318da8d99867fc1170ebddf09ce.tar.bz2 linux-stable-baa00119d69e3318da8d99867fc1170ebddf09ce.zip | |
selftests: tls: clean up uninitialized warnings
A bunch of tests uses uninitialized stack memory as random
data to send. This is harmless but generates compiler warnings.
Explicitly init the buffers with random data.
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Acked-by: Vadim Fedorenko <vfedorenko@novek.ru>
Signed-off-by: David S. Miller <davem@davemloft.net>
| -rw-r--r-- | tools/testing/selftests/net/tls.c | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/tools/testing/selftests/net/tls.c b/tools/testing/selftests/net/tls.c index 426d07875a48..58fea6eb588d 100644 --- a/tools/testing/selftests/net/tls.c +++ b/tools/testing/selftests/net/tls.c @@ -25,6 +25,18 @@ #define TLS_PAYLOAD_MAX_LEN 16384 #define SOL_TLS 282 +static void memrnd(void *s, size_t n) +{ + int *dword = s; + char *byte; + + for (; n >= 4; n -= 4) + *dword++ = rand(); + byte = (void *)dword; + while (n--) + *byte++ = rand(); +} + FIXTURE(tls_basic) { int fd, cfd; @@ -308,6 +320,8 @@ TEST_F(tls, recv_max) char recv_mem[TLS_PAYLOAD_MAX_LEN]; char buf[TLS_PAYLOAD_MAX_LEN]; + memrnd(buf, sizeof(buf)); + EXPECT_GE(send(self->fd, buf, send_len, 0), 0); EXPECT_NE(recv(self->cfd, recv_mem, send_len, 0), -1); EXPECT_EQ(memcmp(buf, recv_mem, send_len), 0); @@ -588,6 +602,8 @@ TEST_F(tls, recvmsg_single_max) struct iovec vec; struct msghdr hdr; + memrnd(send_mem, sizeof(send_mem)); + EXPECT_EQ(send(self->fd, send_mem, send_len, 0), send_len); vec.iov_base = (char *)recv_mem; vec.iov_len = TLS_PAYLOAD_MAX_LEN; @@ -610,6 +626,8 @@ TEST_F(tls, recvmsg_multiple) struct msghdr hdr; int i; + memrnd(buf, sizeof(buf)); + EXPECT_EQ(send(self->fd, buf, send_len, 0), send_len); for (i = 0; i < msg_iovlen; i++) { iov_base[i] = (char *)malloc(iov_len); @@ -634,6 +652,8 @@ TEST_F(tls, single_send_multiple_recv) char send_mem[TLS_PAYLOAD_MAX_LEN * 2]; char recv_mem[TLS_PAYLOAD_MAX_LEN * 2]; + memrnd(send_mem, sizeof(send_mem)); + EXPECT_GE(send(self->fd, send_mem, total_len, 0), 0); memset(recv_mem, 0, total_len); |