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Message-Id: <20230131130412.432549-1-andrei.gherzan@canonical.com>
Date: Tue, 31 Jan 2023 13:04:09 +0000
From: Andrei Gherzan <andrei.gherzan@...onical.com>
To: "David S. Miller" <davem@...emloft.net>,
Eric Dumazet <edumazet@...gle.com>,
Jakub Kicinski <kuba@...nel.org>,
Paolo Abeni <pabeni@...hat.com>, Shuah Khan <shuah@...nel.org>
Cc: Andrei Gherzan <andrei.gherzan@...onical.com>,
netdev@...r.kernel.org, linux-kselftest@...r.kernel.org,
linux-kernel@...r.kernel.org
Subject: [PATCH v2 1/4] selftests: net: udpgso_bench_rx: Fix 'used uninitialized' compiler warning
This change fixes the following compiler warning:
/usr/include/x86_64-linux-gnu/bits/error.h:40:5: warning: ‘gso_size’ may
be used uninitialized [-Wmaybe-uninitialized]
40 | __error_noreturn (__status, __errnum, __format,
__va_arg_pack ());
|
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
udpgso_bench_rx.c: In function ‘main’:
udpgso_bench_rx.c:253:23: note: ‘gso_size’ was declared here
253 | int ret, len, gso_size, budget = 256;
Signed-off-by: Andrei Gherzan <andrei.gherzan@...onical.com>
---
tools/testing/selftests/net/udpgso_bench_rx.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/tools/testing/selftests/net/udpgso_bench_rx.c b/tools/testing/selftests/net/udpgso_bench_rx.c
index 6a193425c367..d0895bd1933f 100644
--- a/tools/testing/selftests/net/udpgso_bench_rx.c
+++ b/tools/testing/selftests/net/udpgso_bench_rx.c
@@ -250,7 +250,7 @@ static int recv_msg(int fd, char *buf, int len, int *gso_size)
static void do_flush_udp(int fd)
{
static char rbuf[ETH_MAX_MTU];
- int ret, len, gso_size, budget = 256;
+ int ret, len, gso_size = 0, budget = 256;
len = cfg_read_all ? sizeof(rbuf) : 0;
while (budget--) {
--
2.34.1
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