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From: Oleg Nesterov <oleg@redhat.com>
To: Dev Jain <dev.jain@arm.com>
Cc: shuah@kernel.org, mingo@kernel.org, tglx@linutronix.de,
	mark.rutland@arm.com, ryan.roberts@arm.com, broonie@kernel.org,
	suzuki.poulose@arm.com, Anshuman.Khandual@arm.com,
	DeepakKumar.Mishra@arm.com, aneesh.kumar@kernel.org,
	linux-kselftest@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH v3 2/2] selftests: Add a test mangling with uc_sigmask
Date: Wed, 26 Jun 2024 13:54:32 +0200	[thread overview]
Message-ID: <20240626115410.GA27271@redhat.com> (raw)
In-Reply-To: <20240626054847.1463889-3-dev.jain@arm.com>

On 06/26, Dev Jain wrote:
>
> +int main(int argc, char *argv[])
> +{
> +	struct sigaction act, act2;
> +	sigset_t *set, *oldset;

...

> +	set = malloc(sizeof(sigset_t *));
> +	if (!set)
> +		ksft_exit_fail_perror("malloc");
> +
> +	oldset = malloc(sizeof(sigset_t *));

Why malloc() ?

Can't you simply do

	sigset_t set, oldset;

and then use sigemptyset(&set) / etc ?

Oleg.


  reply	other threads:[~2024-06-26 11:56 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2024-06-26  5:48 [PATCH v3 0/2] Add test to distinguish between thread's signal mask and ucontext_t Dev Jain
2024-06-26  5:48 ` [PATCH v3 1/2] selftests: Rename sigaltstack to generic signal Dev Jain
2024-06-26  5:48 ` [PATCH v3 2/2] selftests: Add a test mangling with uc_sigmask Dev Jain
2024-06-26 11:54   ` Oleg Nesterov [this message]
2024-06-26 13:36     ` Dev Jain
2024-06-26 16:07   ` Mark Brown

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