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From: Ammar Faizi <[email protected]>
To: Jens Axboe <[email protected]>
Cc: Ammar Faizi <[email protected]>,
	Vitaly Chikunov <[email protected]>,
	Fernanda Ma'rouf <[email protected]>,
	Kanna Scarlet <[email protected]>,
	io-uring Mailing List <[email protected]>,
	GNU/Weeb Mailing List <[email protected]>
Subject: [PATCH liburing v1 06/10] test/statx: Fix reading from uninitialized buffer
Date: Wed, 10 Aug 2022 07:31:55 +0700	[thread overview]
Message-ID: <[email protected]> (raw)
In-Reply-To: <[email protected]>

From: Ammar Faizi <[email protected]>

Fix this:

  ==3062618== Conditional jump or move depends on uninitialised value(s)
  ==3062618==    at 0x484D65E: bcmp (vg_replace_strmem.c:1129)
  ==3062618==    by 0x109304: test_statx (statx.c:71)
  ==3062618==    by 0x109304: main (statx.c:149)

Link: https://github.com/axboe/liburing/issues/640
Reported-by: Vitaly Chikunov <[email protected]>
Signed-off-by: Ammar Faizi <[email protected]>
---
 test/statx.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/test/statx.c b/test/statx.c
index 5fa086e..4ae3452 100644
--- a/test/statx.c
+++ b/test/statx.c
@@ -40,7 +40,7 @@ static int test_statx(struct io_uring *ring, const char *path)
 {
 	struct io_uring_cqe *cqe;
 	struct io_uring_sqe *sqe;
-	struct statx x1, x2;
+	struct statx x1 = { }, x2 = { };
 	int ret;
 
 	sqe = io_uring_get_sqe(ring);
-- 
Ammar Faizi


  parent reply	other threads:[~2022-08-10  0:32 UTC|newest]

Thread overview: 12+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-08-10  0:31 [PATCH liburing v1 00/10] liburing test fixes Ammar Faizi
2022-08-10  0:31 ` [PATCH liburing v1 01/10] test/cq-overflow: Don't call `io_uring_queue_exit()` if the ring is not initialized Ammar Faizi
2022-08-10  0:31 ` [PATCH liburing v1 02/10] test/eeed8b54e0df: Initialize the `malloc()`ed buffer before `write()` Ammar Faizi
2022-08-10  0:31 ` [PATCH liburing v1 03/10] test/file-verify: Fix reading from uninitialized buffer Ammar Faizi
2022-08-10  0:31 ` [PATCH liburing v1 04/10] test/fixed-reuse: Fix reading from uninitialized array Ammar Faizi
2022-08-10  0:31 ` [PATCH liburing v1 05/10] test/fpos: Fix reading from uninitialized buffer Ammar Faizi
2022-08-10  0:31 ` Ammar Faizi [this message]
2022-08-10  0:31 ` [PATCH liburing v1 07/10] test/submit-link-fail: Initialize the buffer before `write()` Ammar Faizi
2022-08-10  0:31 ` [PATCH liburing v1 08/10] test/232c93d07b74: Fix reading from uninitialized buffer Ammar Faizi
2022-08-10  0:31 ` [PATCH liburing v1 09/10] test/eventfd-disable: Fix reading uninitialized variable Ammar Faizi
2022-08-10  0:31 ` [PATCH liburing v1 10/10] test/file-register: Fix reading from uninitialized buffer Ammar Faizi
2022-08-10 13:03 ` [PATCH liburing v1 00/10] liburing test fixes Jens Axboe

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