From: jeremie.galarneau@efficios.com (Jérémie Galarneau)
Subject: [lttng-dev] [PATCH babeltrace 1/1] Fix: test_bitfield: buffer overrun accesses
Date: Tue, 21 May 2019 16:15:53 -0400 [thread overview]
Message-ID: <20190521201552.GA18700@gmail.com> (raw)
In-Reply-To: <20190518202523.23618-1-mathieu.desnoyers@efficios.com>
Merged in master and stable-2.0.
Thanks!
J?r?mie
On Sat, May 18, 2019 at 04:25:23PM -0400, Mathieu Desnoyers wrote:
> This issue is due to a type mismatch between union member vs type passed
> as parameter to the macros as found by Coverity:
>
> ** CID 1401409: Memory - corruptions (OVERRUN)
> /tests/lib/test_bitfield.c: 450 in run_test_signed_write()
>
> Issue introduced by commit 0675eb8c07 "Extend test_bitfield coverage"
>
> Signed-off-by: Mathieu Desnoyers <mathieu.desnoyers at efficios.com>
> Change-Id: I14c9d69011b369e5dc8be4305ac8bf32cc86d3dd
> ---
> tests/lib/test_bitfield.c | 64 +++++++++++++++++++++++------------------------
> 1 file changed, 32 insertions(+), 32 deletions(-)
>
> diff --git a/tests/lib/test_bitfield.c b/tests/lib/test_bitfield.c
> index 5ba566f6..bc61e118 100644
> --- a/tests/lib/test_bitfield.c
> +++ b/tests/lib/test_bitfield.c
> @@ -285,32 +285,32 @@ void run_test_unsigned_read(unsigned int src_ui, unsigned long long src_ull)
> }
>
> init_byte_array(target.c, TEST_LEN, 0xFF);
> - bt_bitfield_write(target.s, unsigned char, s, l, src_ui);
> - bt_bitfield_read(target.c, unsigned short, s, l, &readval_ui);
> + bt_bitfield_write(target.c, unsigned char, s, l, src_ui);
> + bt_bitfield_read(target.s, unsigned short, s, l, &readval_ui);
> if (check_result(src_ui, readval_ui, target.c, unsigned short,
> s, l, UNSIGNED_INT_READ_TEST_DESC_FMT_STR)) {
> return;
> }
>
> init_byte_array(target.c, TEST_LEN, 0xFF);
> - bt_bitfield_write(target.i, unsigned char, s, l, src_ui);
> - bt_bitfield_read(target.c, unsigned int, s, l, &readval_ui);
> + bt_bitfield_write(target.c, unsigned char, s, l, src_ui);
> + bt_bitfield_read(target.i, unsigned int, s, l, &readval_ui);
> if (check_result(src_ui, readval_ui, target.c, unsigned int,
> s, l, UNSIGNED_INT_READ_TEST_DESC_FMT_STR)) {
> return;
> }
>
> init_byte_array(target.c, TEST_LEN, 0xFF);
> - bt_bitfield_write(target.l, unsigned char, s, l, src_ui);
> - bt_bitfield_read(target.c, unsigned long, s, l, &readval_ui);
> + bt_bitfield_write(target.c, unsigned char, s, l, src_ui);
> + bt_bitfield_read(target.l, unsigned long, s, l, &readval_ui);
> if (check_result(src_ui, readval_ui, target.c, unsigned long,
> s, l, UNSIGNED_INT_READ_TEST_DESC_FMT_STR)) {
> return;
> }
>
> init_byte_array(target.c, TEST_LEN, 0xFF);
> - bt_bitfield_write(target.ll, unsigned char, s, l, src_ui);
> - bt_bitfield_read(target.c, unsigned long long, s, l, &readval_ui);
> + bt_bitfield_write(target.c, unsigned char, s, l, src_ui);
> + bt_bitfield_read(target.ll, unsigned long long, s, l, &readval_ui);
> if (check_result(src_ui, readval_ui, target.c, unsigned long long,
> s, l, UNSIGNED_INT_READ_TEST_DESC_FMT_STR)) {
> return;
> @@ -333,32 +333,32 @@ void run_test_unsigned_read(unsigned int src_ui, unsigned long long src_ull)
> }
>
> init_byte_array(target.c, TEST_LEN, 0xFF);
> - bt_bitfield_write(target.s, unsigned char, s, l, src_ull);
> - bt_bitfield_read(target.c, unsigned short, s, l, &readval_ull);
> + bt_bitfield_write(target.c, unsigned char, s, l, src_ull);
> + bt_bitfield_read(target.s, unsigned short, s, l, &readval_ull);
> if (check_result(src_ull, readval_ull, target.c, unsigned short,
> s, l, UNSIGNED_LONG_LONG_READ_TEST_DESC_FMT_STR)) {
> return;
> }
>
> init_byte_array(target.c, TEST_LEN, 0xFF);
> - bt_bitfield_write(target.i, unsigned char, s, l, src_ull);
> - bt_bitfield_read(target.c, unsigned int, s, l, &readval_ull);
> + bt_bitfield_write(target.c, unsigned char, s, l, src_ull);
> + bt_bitfield_read(target.i, unsigned int, s, l, &readval_ull);
> if (check_result(src_ull, readval_ull, target.c, unsigned int,
> s, l, UNSIGNED_LONG_LONG_READ_TEST_DESC_FMT_STR)) {
> return;
> }
>
> init_byte_array(target.c, TEST_LEN, 0xFF);
> - bt_bitfield_write(target.l, unsigned char, s, l, src_ull);
> - bt_bitfield_read(target.c, unsigned long, s, l, &readval_ull);
> + bt_bitfield_write(target.c, unsigned char, s, l, src_ull);
> + bt_bitfield_read(target.l, unsigned long, s, l, &readval_ull);
> if (check_result(src_ull, readval_ull, target.c, unsigned long,
> s, l, UNSIGNED_LONG_LONG_READ_TEST_DESC_FMT_STR)) {
> return;
> }
>
> init_byte_array(target.c, TEST_LEN, 0xFF);
> - bt_bitfield_write(target.ll, unsigned char, s, l, src_ull);
> - bt_bitfield_read(target.c, unsigned long long, s, l, &readval_ull);
> + bt_bitfield_write(target.c, unsigned char, s, l, src_ull);
> + bt_bitfield_read(target.ll, unsigned long long, s, l, &readval_ull);
> if (check_result(src_ull, readval_ull, target.c, unsigned long long,
> s, l, UNSIGNED_LONG_LONG_READ_TEST_DESC_FMT_STR)) {
> return;
> @@ -520,32 +520,32 @@ void run_test_signed_read(int src_i, long long src_ll)
> }
>
> init_byte_array(target.c, TEST_LEN, 0xFF);
> - bt_bitfield_write(target.s, signed char, s, l, src_i);
> - bt_bitfield_read(target.c, short, s, l, &readval_i);
> + bt_bitfield_write(target.c, signed char, s, l, src_i);
> + bt_bitfield_read(target.s, short, s, l, &readval_i);
> if (check_result(src_i, readval_i, target.c, short,
> s, l, SIGNED_INT_READ_TEST_DESC_FMT_STR)) {
> return;
> }
>
> init_byte_array(target.c, TEST_LEN, 0xFF);
> - bt_bitfield_write(target.i, signed char, s, l, src_i);
> - bt_bitfield_read(target.c, int, s, l, &readval_i);
> + bt_bitfield_write(target.c, signed char, s, l, src_i);
> + bt_bitfield_read(target.i, int, s, l, &readval_i);
> if (check_result(src_i, readval_i, target.c, int,
> s, l, SIGNED_INT_READ_TEST_DESC_FMT_STR)) {
> return;
> }
>
> init_byte_array(target.c, TEST_LEN, 0xFF);
> - bt_bitfield_write(target.l, signed char, s, l, src_i);
> - bt_bitfield_read(target.c, long, s, l, &readval_i);
> + bt_bitfield_write(target.c, signed char, s, l, src_i);
> + bt_bitfield_read(target.l, long, s, l, &readval_i);
> if (check_result(src_i, readval_i, target.c, long,
> s, l, SIGNED_INT_READ_TEST_DESC_FMT_STR)) {
> return;
> }
>
> init_byte_array(target.c, TEST_LEN, 0xFF);
> - bt_bitfield_write(target.ll, signed char, s, l, src_i);
> - bt_bitfield_read(target.c, long long, s, l, &readval_i);
> + bt_bitfield_write(target.c, signed char, s, l, src_i);
> + bt_bitfield_read(target.ll, long long, s, l, &readval_i);
> if (check_result(src_i, readval_i, target.c, long long,
> s, l, SIGNED_INT_READ_TEST_DESC_FMT_STR)) {
> return;
> @@ -571,32 +571,32 @@ void run_test_signed_read(int src_i, long long src_ll)
> }
>
> init_byte_array(target.c, TEST_LEN, 0xFF);
> - bt_bitfield_write(target.s, signed char, s, l, src_ll);
> - bt_bitfield_read(target.c, short, s, l, &readval_ll);
> + bt_bitfield_write(target.c, signed char, s, l, src_ll);
> + bt_bitfield_read(target.s, short, s, l, &readval_ll);
> if (check_result(src_ll, readval_ll, target.c, short,
> s, l, SIGNED_LONG_LONG_READ_TEST_DESC_FMT_STR)) {
> return;
> }
>
> init_byte_array(target.c, TEST_LEN, 0xFF);
> - bt_bitfield_write(target.i, signed char, s, l, src_ll);
> - bt_bitfield_read(target.c, int, s, l, &readval_ll);
> + bt_bitfield_write(target.c, signed char, s, l, src_ll);
> + bt_bitfield_read(target.i, int, s, l, &readval_ll);
> if (check_result(src_ll, readval_ll, target.c, int,
> s, l, SIGNED_LONG_LONG_READ_TEST_DESC_FMT_STR)) {
> return;
> }
>
> init_byte_array(target.c, TEST_LEN, 0xFF);
> - bt_bitfield_write(target.l, signed char, s, l, src_ll);
> - bt_bitfield_read(target.c, long, s, l, &readval_ll);
> + bt_bitfield_write(target.c, signed char, s, l, src_ll);
> + bt_bitfield_read(target.l, long, s, l, &readval_ll);
> if (check_result(src_ll, readval_ll, target.c, long,
> s, l, SIGNED_LONG_LONG_READ_TEST_DESC_FMT_STR)) {
> return;
> }
>
> init_byte_array(target.c, TEST_LEN, 0xFF);
> - bt_bitfield_write(target.ll, signed char, s, l, src_ll);
> - bt_bitfield_read(target.c, long long, s, l, &readval_ll);
> + bt_bitfield_write(target.c, signed char, s, l, src_ll);
> + bt_bitfield_read(target.ll, long long, s, l, &readval_ll);
> if (check_result(src_ll, readval_ll, target.c, long long,
> s, l, SIGNED_LONG_LONG_READ_TEST_DESC_FMT_STR)) {
> return;
> --
> 2.11.0
>
prev parent reply other threads:[~2019-05-21 20:15 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-05-18 20:25 Mathieu Desnoyers
2019-05-21 20:15 ` Jérémie Galarneau [this message]
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