From: Kang Minchul <tegongkang@gmail.com>
To: Catalin Marinas <catalin.marinas@arm.com>,
Will Deacon <will@kernel.org>, Shuah Khan <shuah@kernel.org>
Cc: linux-arm-kernel@lists.infradead.org,
linux-kselftest@vger.kernel.org, linux-kernel@vger.kernel.org,
Kang Minchul <tegongkang@gmail.com>
Subject: [PATCH] kselftest/arm64: fix array_size.cocci warning
Date: Sat, 5 Nov 2022 16:31:43 +0900 [thread overview]
Message-ID: <20221105073143.78521-1-tegongkang@gmail.com> (raw)
Use ARRAY_SIZE to fix the following coccicheck warnings:
tools/testing/selftests/arm64/mte/check_buffer_fill.c:341:20-21:
WARNING: Use ARRAY_SIZE
tools/testing/selftests/arm64/mte/check_buffer_fill.c:35:20-21:
WARNING: Use ARRAY_SIZE
tools/testing/selftests/arm64/mte/check_buffer_fill.c:168:20-21:
WARNING: Use ARRAY_SIZE
tools/testing/selftests/arm64/mte/check_buffer_fill.c:72:20-21:
WARNING: Use ARRAY_SIZE
tools/testing/selftests/arm64/mte/check_buffer_fill.c:369:25-26:
WARNING: Use ARRAY_SIZE
Signed-off-by: Kang Minchul <tegongkang@gmail.com>
---
.../testing/selftests/arm64/mte/check_buffer_fill.c | 12 ++++++------
1 file changed, 6 insertions(+), 6 deletions(-)
diff --git a/tools/testing/selftests/arm64/mte/check_buffer_fill.c b/tools/testing/selftests/arm64/mte/check_buffer_fill.c
index 75fc482d63b6..1dbbbd47dd50 100644
--- a/tools/testing/selftests/arm64/mte/check_buffer_fill.c
+++ b/tools/testing/selftests/arm64/mte/check_buffer_fill.c
@@ -32,7 +32,7 @@ static int check_buffer_by_byte(int mem_type, int mode)
bool err;
mte_switch_mode(mode, MTE_ALLOW_NON_ZERO_TAG);
- item = sizeof(sizes)/sizeof(int);
+ item = ARRAY_SIZE(sizes);
for (i = 0; i < item; i++) {
ptr = (char *)mte_allocate_memory(sizes[i], mem_type, 0, true);
@@ -69,7 +69,7 @@ static int check_buffer_underflow_by_byte(int mem_type, int mode,
char *und_ptr = NULL;
mte_switch_mode(mode, MTE_ALLOW_NON_ZERO_TAG);
- item = sizeof(sizes)/sizeof(int);
+ item = ARRAY_SIZE(sizes);
for (i = 0; i < item; i++) {
ptr = (char *)mte_allocate_memory_tag_range(sizes[i], mem_type, 0,
underflow_range, 0);
@@ -165,7 +165,7 @@ static int check_buffer_overflow_by_byte(int mem_type, int mode,
char *over_ptr = NULL;
mte_switch_mode(mode, MTE_ALLOW_NON_ZERO_TAG);
- item = sizeof(sizes)/sizeof(int);
+ item = ARRAY_SIZE(sizes);
for (i = 0; i < item; i++) {
ptr = (char *)mte_allocate_memory_tag_range(sizes[i], mem_type, 0,
0, overflow_range);
@@ -338,7 +338,7 @@ static int check_buffer_by_block(int mem_type, int mode)
int i, item, result = KSFT_PASS;
mte_switch_mode(mode, MTE_ALLOW_NON_ZERO_TAG);
- item = sizeof(sizes)/sizeof(int);
+ item = ARRAY_SIZE(sizes);
cur_mte_cxt.fault_valid = false;
for (i = 0; i < item; i++) {
result = check_buffer_by_block_iterate(mem_type, mode, sizes[i]);
@@ -366,7 +366,7 @@ static int check_memory_initial_tags(int mem_type, int mode, int mapping)
{
char *ptr;
int run, fd;
- int total = sizeof(sizes)/sizeof(int);
+ int total = ARRAY_SIZE(sizes);
mte_switch_mode(mode, MTE_ALLOW_NON_ZERO_TAG);
for (run = 0; run < total; run++) {
@@ -404,7 +404,7 @@ int main(int argc, char *argv[])
{
int err;
size_t page_size = getpagesize();
- int item = sizeof(sizes)/sizeof(int);
+ int item = ARRAY_SIZE(sizes);
sizes[item - 3] = page_size - 1;
sizes[item - 2] = page_size;
--
2.34.1
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next reply other threads:[~2022-11-05 7:33 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-11-05 7:31 Kang Minchul [this message]
2022-11-08 17:38 ` [PATCH] kselftest/arm64: fix array_size.cocci warning Will Deacon
[not found] <777ce8ba.12e.184705d4211.Coremail.wangkailong@jari.cn>
2022-11-14 19:34 ` Will Deacon
-- strict thread matches above, loose matches on Subject: below --
2022-04-19 3:24 Guo Zhengkui
2022-04-19 15:55 ` Shuah Khan
2022-04-27 18:40 ` Catalin Marinas
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