* [PATCH net] selftests: net: reuseport_dualstack: fix uninitalized parameter
@ 2019-10-31 23:24 Wei Wang
2019-11-01 22:11 ` David Miller
0 siblings, 1 reply; 2+ messages in thread
From: Wei Wang @ 2019-10-31 23:24 UTC (permalink / raw)
To: David Miller, netdev
Cc: Wei Wang, Maciej Żenczykowski, Eric Dumazet, Craig Gallek
This test reports EINVAL for getsockopt(SOL_SOCKET, SO_DOMAIN)
occasionally due to the uninitialized length parameter.
Initialize it to fix this, and also use int for "test_family" to comply
with the API standard.
Fixes: d6a61f80b871 ("soreuseport: test mixed v4/v6 sockets")
Reported-by: Maciej Żenczykowski <maze@google.com>
Signed-off-by: Eric Dumazet <edumazet@google.com>
Signed-off-by: Wei Wang <weiwan@google.com>
Cc: Craig Gallek <cgallek@google.com>
---
tools/testing/selftests/net/reuseport_dualstack.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/tools/testing/selftests/net/reuseport_dualstack.c b/tools/testing/selftests/net/reuseport_dualstack.c
index fe3230c55986..fb7a59ed759e 100644
--- a/tools/testing/selftests/net/reuseport_dualstack.c
+++ b/tools/testing/selftests/net/reuseport_dualstack.c
@@ -129,7 +129,7 @@ static void test(int *rcv_fds, int count, int proto)
{
struct epoll_event ev;
int epfd, i, test_fd;
- uint16_t test_family;
+ int test_family;
socklen_t len;
epfd = epoll_create(1);
@@ -146,6 +146,7 @@ static void test(int *rcv_fds, int count, int proto)
send_from_v4(proto);
test_fd = receive_once(epfd, proto);
+ len = sizeof(test_family);
if (getsockopt(test_fd, SOL_SOCKET, SO_DOMAIN, &test_family, &len))
error(1, errno, "failed to read socket domain");
if (test_family != AF_INET)
--
2.24.0.rc0.303.g954a862665-goog
^ permalink raw reply related [flat|nested] 2+ messages in thread
* Re: [PATCH net] selftests: net: reuseport_dualstack: fix uninitalized parameter
2019-10-31 23:24 [PATCH net] selftests: net: reuseport_dualstack: fix uninitalized parameter Wei Wang
@ 2019-11-01 22:11 ` David Miller
0 siblings, 0 replies; 2+ messages in thread
From: David Miller @ 2019-11-01 22:11 UTC (permalink / raw)
To: weiwan; +Cc: netdev, maze, edumazet, cgallek
From: Wei Wang <weiwan@google.com>
Date: Thu, 31 Oct 2019 16:24:36 -0700
> This test reports EINVAL for getsockopt(SOL_SOCKET, SO_DOMAIN)
> occasionally due to the uninitialized length parameter.
> Initialize it to fix this, and also use int for "test_family" to comply
> with the API standard.
>
> Fixes: d6a61f80b871 ("soreuseport: test mixed v4/v6 sockets")
> Reported-by: Maciej Żenczykowski <maze@google.com>
> Signed-off-by: Eric Dumazet <edumazet@google.com>
> Signed-off-by: Wei Wang <weiwan@google.com>
> Cc: Craig Gallek <cgallek@google.com>
Applied and queued up for -stable.
^ permalink raw reply [flat|nested] 2+ messages in thread
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2019-10-31 23:24 [PATCH net] selftests: net: reuseport_dualstack: fix uninitalized parameter Wei Wang
2019-11-01 22:11 ` David Miller
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