[PATCH net-next v2] selftests: tls: fix warning of uninitialized variable - Linux-kselftest-mirror

5 Dec 2025

In 'poll_partial_rec_async' a uninitialized char variable 'token' with
is used for write/read instruction to synchronize between threads
via a pipe.
tls.c:2833:26: warning: variable 'token' is uninitialized
      		   when passed as a const pointer argument
Initialize 'token' to '\0' to silence compiler warning.
Signed-off-by: Ankit Khushwaha ankitkhushwaha.linux@gmail.com
---
compiler used: clang version 21.1.5 (Fedora 21.1.5-1.fc43).
changelog:
v2:
- update patch name and msg
v1: https://lore.kernel.org/all/20251129063726.31210-1-ankitkhushwaha.linux@gmai...
---
 tools/testing/selftests/net/tls.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/tools/testing/selftests/net/tls.c b/tools/testing/selftests/net/tls.c
index a3ef4b57eb5f..a4d16a460fbe 100644
--- a/tools/testing/selftests/net/tls.c
+++ b/tools/testing/selftests/net/tls.c
@@ -2786,10 +2786,10 @@ TEST_F(tls_err, epoll_partial_rec)
 TEST_F(tls_err, poll_partial_rec_async)
 {
    struct pollfd pfd = { };
+	char token = '\0';
    ssize_t rec_len;
    char rec[256];
    char buf[128];
-	char token;
    int p[2];
    int ret;
--
2.52.0

    