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From: kbuild test robot <fengguang.wu@intel.com>
To: Joel Fernandes <joelaf@google.com>
Cc: kbuild-all@01.org, linux-kernel@vger.kernel.org,
	kernel-team@android.com,
	"Joel Fernandes (Google)" <joel@joelfernandes.org>,
	Boqun Feng <boqun.feng@gmail.com>,
	Byungchul Park <byungchul.park@lge.com>,
	Erick Reyes <erickreyes@google.com>,
	Ingo Molnar <mingo@redhat.com>, Julia Cartwright <julia@ni.com>,
	linux-kselftest@vger.kernel.org,
	Masami Hiramatsu <mhiramat@kernel.org>,
	Mathieu Desnoyers <mathieu.desnoyers@efficios.com>,
	Namhyung Kim <namhyung@kernel.org>,
	Paul McKenney <paulmck@linux.vnet.ibm.com>,
	Peter Zijlstra <peterz@infradead.org>,
	Shuah Khan <shuah@kernel.org>,
	Steven Rostedt <rostedt@goodmis.org>,
	Thomas Glexiner <tglx@linutronix.de>,
	Todd Kjos <tkjos@google.com>,
	Tom Zanussi <tom.zanussi@linux.intel.com>
Subject: [PATCH] kselftests: fix ptr_ret.cocci warnings
Date: Thu, 31 May 2018 14:45:35 +0800	[thread overview]
Message-ID: <20180531064535.GA53792@lkp-ib04> (raw)
In-Reply-To: <20180530000500.257225-9-joel@joelfernandes.org>

From: kbuild test robot <fengguang.wu@intel.com>

lib/test_atomic_sections.c:66:1-3: WARNING: PTR_ERR_OR_ZERO can be used


 Use PTR_ERR_OR_ZERO rather than if(IS_ERR(...)) + PTR_ERR

Generated by: scripts/coccinelle/api/ptr_ret.cocci

Fixes: 3b0e47f0ade1 ("kselftests: Add tests for the preemptoff and irqsoff tracers")
CC: Joel Fernandes (Google) <joel@joelfernandes.org>
Signed-off-by: kbuild test robot <fengguang.wu@intel.com>
---

 test_atomic_sections.c |    5 +----
 1 file changed, 1 insertion(+), 4 deletions(-)

--- a/lib/test_atomic_sections.c
+++ b/lib/test_atomic_sections.c
@@ -63,10 +63,7 @@ static int __init atomic_sect_init(void)
 	snprintf(task_name, 50, "%s dis test", atomic_mode);
 
 	test_task = kthread_run((void*)atomic_sect_run, NULL, task_name);
-	if (IS_ERR(test_task))
-		return PTR_ERR(test_task);
-
-	return 0;
+	return PTR_ERR_OR_ZERO(test_task);
 }
 
 static void __exit atomic_sect_exit(void)

WARNING: multiple messages have this Message-ID
From: fengguang.wu at intel.com (kbuild test robot)
Subject: [PATCH] kselftests: fix ptr_ret.cocci warnings
Date: Thu, 31 May 2018 14:45:35 +0800	[thread overview]
Message-ID: <20180531064535.GA53792@lkp-ib04> (raw)
In-Reply-To: <20180530000500.257225-9-joel@joelfernandes.org>

From: kbuild test robot <fengguang.wu at intel.com>

lib/test_atomic_sections.c:66:1-3: WARNING: PTR_ERR_OR_ZERO can be used


 Use PTR_ERR_OR_ZERO rather than if(IS_ERR(...)) + PTR_ERR

Generated by: scripts/coccinelle/api/ptr_ret.cocci

Fixes: 3b0e47f0ade1 ("kselftests: Add tests for the preemptoff and irqsoff tracers")
CC: Joel Fernandes (Google) <joel at joelfernandes.org>
Signed-off-by: kbuild test robot <fengguang.wu at intel.com>
---

 test_atomic_sections.c |    5 +----
 1 file changed, 1 insertion(+), 4 deletions(-)

--- a/lib/test_atomic_sections.c
+++ b/lib/test_atomic_sections.c
@@ -63,10 +63,7 @@ static int __init atomic_sect_init(void)
 	snprintf(task_name, 50, "%s dis test", atomic_mode);
 
 	test_task = kthread_run((void*)atomic_sect_run, NULL, task_name);
-	if (IS_ERR(test_task))
-		return PTR_ERR(test_task);
-
-	return 0;
+	return PTR_ERR_OR_ZERO(test_task);
 }
 
 static void __exit atomic_sect_exit(void)
--
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WARNING: multiple messages have this Message-ID
From: fengguang.wu@intel.com (kbuild test robot)
Subject: [PATCH] kselftests: fix ptr_ret.cocci warnings
Date: Thu, 31 May 2018 14:45:35 +0800	[thread overview]
Message-ID: <20180531064535.GA53792@lkp-ib04> (raw)
Message-ID: <20180531064535.3eHT2ztMkn8v92sD8VhgyszGBTEdRKELJg0nQ69UCis@z> (raw)
In-Reply-To: <20180530000500.257225-9-joel@joelfernandes.org>

From: kbuild test robot <fengguang.wu@intel.com>

lib/test_atomic_sections.c:66:1-3: WARNING: PTR_ERR_OR_ZERO can be used


 Use PTR_ERR_OR_ZERO rather than if(IS_ERR(...)) + PTR_ERR

Generated by: scripts/coccinelle/api/ptr_ret.cocci

Fixes: 3b0e47f0ade1 ("kselftests: Add tests for the preemptoff and irqsoff tracers")
CC: Joel Fernandes (Google) <joel at joelfernandes.org>
Signed-off-by: kbuild test robot <fengguang.wu at intel.com>
---

 test_atomic_sections.c |    5 +----
 1 file changed, 1 insertion(+), 4 deletions(-)

--- a/lib/test_atomic_sections.c
+++ b/lib/test_atomic_sections.c
@@ -63,10 +63,7 @@ static int __init atomic_sect_init(void)
 	snprintf(task_name, 50, "%s dis test", atomic_mode);
 
 	test_task = kthread_run((void*)atomic_sect_run, NULL, task_name);
-	if (IS_ERR(test_task))
-		return PTR_ERR(test_task);
-
-	return 0;
+	return PTR_ERR_OR_ZERO(test_task);
 }
 
 static void __exit atomic_sect_exit(void)
--
To unsubscribe from this list: send the line "unsubscribe linux-kselftest" in
the body of a message to majordomo at vger.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html

  parent reply	other threads:[~2018-05-31  6:46 UTC|newest]

Thread overview: 60+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2018-05-30  0:04 [PATCH v8 0/8] Centralize and unify usage of preempt/irq tracepoints Joel Fernandes
2018-05-30  0:04 ` Joel Fernandes
2018-05-30  0:04 ` joelaf
2018-05-30  0:04 ` [PATCH v8 1/8] softirq: reorder trace_softirqs_on to prevent lockdep splat Joel Fernandes
2018-05-30  0:04   ` Joel Fernandes
2018-05-30  0:04   ` joelaf
2018-05-30  0:04 ` [PATCH v8 2/8] srcu: Add notrace variants of srcu_read_{lock,unlock} Joel Fernandes
2018-05-30  0:04   ` Joel Fernandes
2018-05-30  0:04   ` joelaf
2018-05-30  0:04 ` [PATCH v8 3/8] srcu: Add notrace variant of srcu_dereference Joel Fernandes
2018-05-30  0:04   ` Joel Fernandes
2018-05-30  0:04   ` joelaf
2018-05-30  0:04 ` [PATCH v8 4/8] trace/irqsoff: Split reset into separate functions Joel Fernandes
2018-05-30  0:04   ` Joel Fernandes
2018-05-30  0:04   ` joelaf
2018-05-30  0:04 ` [PATCH v8 5/8] tracepoint: Make rcuidle tracepoint callers use SRCU Joel Fernandes
2018-05-30  0:04   ` Joel Fernandes
2018-05-30  0:04   ` joelaf
2018-05-31  6:50   ` Mathieu Desnoyers
2018-05-31  6:50     ` Mathieu Desnoyers
2018-05-31  6:50     ` mathieu.desnoyers
2018-05-31 17:51     ` Joel Fernandes
2018-05-31 17:51       ` Joel Fernandes
2018-05-31 17:51       ` joel
2018-06-02  1:17       ` Mathieu Desnoyers
2018-06-02  1:17         ` Mathieu Desnoyers
2018-06-02  1:17         ` mathieu.desnoyers
2018-05-30  0:04 ` [PATCH v8 6/8] tracing: Centralize preemptirq tracepoints and unify their usage Joel Fernandes
2018-05-30  0:04   ` Joel Fernandes
2018-05-30  0:04   ` joelaf
2018-05-31  1:56   ` Namhyung Kim
2018-05-31  1:56     ` Namhyung Kim
2018-05-31  1:56     ` namhyung
2018-05-31  6:26     ` Joel Fernandes
2018-05-31  6:26       ` Joel Fernandes
2018-05-31  6:26       ` joel
2018-05-30  0:04 ` [PATCH v8 7/8] lib: Add module to simulate atomic sections for testing preemptoff tracers Joel Fernandes
2018-05-30  0:04   ` Joel Fernandes
2018-05-30  0:04   ` joelaf
2018-06-05 23:01   ` Joel Fernandes
2018-06-05 23:01     ` Joel Fernandes
2018-06-05 23:01     ` joel
2018-06-05 23:53   ` Joel Fernandes
2018-06-05 23:53     ` Joel Fernandes
2018-06-05 23:53     ` joel
2018-06-06  7:48     ` Andy Shevchenko
2018-06-06  7:48       ` Andy Shevchenko
2018-06-06  7:48       ` andriy.shevchenko
2018-05-30  0:05 ` [PATCH v8 8/8] kselftests: Add tests for the preemptoff and irqsoff tracers Joel Fernandes
2018-05-30  0:05   ` Joel Fernandes
2018-05-30  0:05   ` joelaf
2018-05-31  6:45   ` kbuild test robot
2018-05-31  6:45     ` kbuild test robot
2018-05-31  6:45     ` lkp
2018-05-31  6:45   ` kbuild test robot [this message]
2018-05-31  6:45     ` [PATCH] kselftests: fix ptr_ret.cocci warnings kbuild test robot
2018-05-31  6:45     ` fengguang.wu
2018-05-31  7:14     ` Joel Fernandes
2018-05-31  7:14       ` Joel Fernandes
2018-05-31  7:14       ` joel

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