[PATCH net-next 2/2] selftests: net: improve error handling in passive TFO test
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STALE267d
From: Yohei Kojima <hidden>
Date: 2026-01-12 08:52:57
Also in:
linux-kselftest, lkml
Subsystem:
kernel selftest framework, networking [general], the rest · Maintainers:
Shuah Khan, Shuah Khan, "David S. Miller", Eric Dumazet, Jakub Kicinski, Paolo Abeni, Linus Torvalds
Revision v1 of 2 in this series.
Revisions (2)
- v1 current
- v2 [diff vs current]
This commit improves the error handling in passive TFO test to check the return value from sendto(), and to fail if read() failed. Signed-off-by: Yohei Kojima <redacted> --- tools/testing/selftests/net/tfo.c | 10 +++++++--- 1 file changed, 7 insertions(+), 3 deletions(-)
diff --git a/tools/testing/selftests/net/tfo.c b/tools/testing/selftests/net/tfo.c
index 8d82140f0f76..4572eb9b8968 100644
--- a/tools/testing/selftests/net/tfo.c
+++ b/tools/testing/selftests/net/tfo.c@@ -82,7 +82,8 @@ static void run_server(void) error(1, errno, "getsockopt(SO_INCOMING_NAPI_ID)"); if (read(connfd, buf, 64) < 0) - perror("read()"); + error(1, errno, "read()"); + fprintf(outfile, "%d\n", opt); fclose(outfile);
@@ -92,14 +93,17 @@ static void run_server(void) static void run_client(void) { - int fd; + int fd, ret; char *msg = "Hello, world!"; fd = socket(AF_INET6, SOCK_STREAM, 0); if (fd == -1) error(1, errno, "socket()"); - sendto(fd, msg, strlen(msg), MSG_FASTOPEN, (struct sockaddr *)&cfg_addr, sizeof(cfg_addr)); + ret = sendto(fd, msg, strlen(msg), MSG_FASTOPEN, + (struct sockaddr *)&cfg_addr, sizeof(cfg_addr)); + if (ret < 0) + error(1, errno, "sendto()"); close(fd); }
--
2.52.0