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Diffstat (limited to 'tools/testing/selftests/net/tfo.c')
-rw-r--r--tools/testing/selftests/net/tfo.c13
1 files changed, 9 insertions, 4 deletions
diff --git a/tools/testing/selftests/net/tfo.c b/tools/testing/selftests/net/tfo.c
index 8d82140f0f76..3b1ee2d3d417 100644
--- a/tools/testing/selftests/net/tfo.c
+++ b/tools/testing/selftests/net/tfo.c
@@ -82,8 +82,10 @@ static void run_server(void)
error(1, errno, "getsockopt(SO_INCOMING_NAPI_ID)");
if (read(connfd, buf, 64) < 0)
- perror("read()");
- fprintf(outfile, "%d\n", opt);
+ error(1, errno, "read()");
+
+ if (fprintf(outfile, "%d\n", opt) < 0)
+ error(1, errno, "fprintf()");
fclose(outfile);
close(connfd);
@@ -92,14 +94,17 @@ 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);
}