[LTP] [PATCH v3] Use correct ioctl request for termios

Martin Doucha mdoucha@suse.cz
Thu Sep 7 18:07:26 CEST 2023


Hi,
Reviewed-by: Martin Doucha <mdoucha@suse.cz>

On 07. 09. 23 16:21, Marius Kittler wrote:
> With the termios struct one is supposed to use TCGETS instead of TCGETA,
> see `man ioctl_tty`.
> 
> Related issue: https://github.com/linux-test-project/ltp/issues/637#issuecomment-1705334874
> 
> Signed-off-by: Marius Kittler <mkittler@suse.de>
> ---
>   testcases/kernel/syscalls/ioctl/ioctl01.c | 22 +++++++++++-----------
>   1 file changed, 11 insertions(+), 11 deletions(-)
> 
> diff --git a/testcases/kernel/syscalls/ioctl/ioctl01.c b/testcases/kernel/syscalls/ioctl/ioctl01.c
> index 1be38e79d..3ca8a9a3b 100644
> --- a/testcases/kernel/syscalls/ioctl/ioctl01.c
> +++ b/testcases/kernel/syscalls/ioctl/ioctl01.c
> @@ -37,23 +37,26 @@ static struct termios termios;
>   static struct tcase {
>   	int *fd;
>   	int request;
> -	struct termio *s_tio;
> -	struct termios *s_tios;
> +	void *s_tio;
>   	int error;
>   } tcases[] = {
>   	/* file descriptor is invalid */
> -	{&bfd, TCGETA, &termio, &termios, EBADF},
> +	{&bfd, TCGETA, &termio, EBADF},
> +	{&bfd, TCGETS, &termios, EBADF},
>   	/* termio address is invalid */
> -	{&fd, TCGETA, (struct termio *)-1, (struct termios *)-1, EFAULT},
> -	/* command is invalid */
> +	{&fd, TCGETA, (struct termio *)-1, EFAULT},
> +	{&fd, TCGETS, (struct termios *)-1, EFAULT},
> +	// /* command is invalid */
>   	/* This errno value was changed from EINVAL to ENOTTY
>   	 * by kernel commit 07d106d0 and bbb63c51
>   	 */
> -	{&fd, INVAL_IOCTL, &termio, &termios, ENOTTY},
> +	{&fd, INVAL_IOCTL, &termio, ENOTTY},
>   	/* file descriptor is for a regular file */
> -	{&fd_file, TCGETA, &termio, &termios, ENOTTY},
> +	{&fd_file, TCGETA, &termio, ENOTTY},
> +	{&fd_file, TCGETS, &termios, ENOTTY},
>   	/* termio is NULL */
> -	{&fd, TCGETA, NULL, NULL, EFAULT}
> +	{&fd, TCGETA, NULL, EFAULT},
> +	{&fd, TCGETS, NULL, EFAULT}
>   };
>   
>   static char *device;
> @@ -62,9 +65,6 @@ static void verify_ioctl(unsigned int i)
>   {
>   	TST_EXP_FAIL(ioctl(*(tcases[i].fd), tcases[i].request, tcases[i].s_tio),
>   		     tcases[i].error);
> -
> -	TST_EXP_FAIL(ioctl(*(tcases[i].fd), tcases[i].request, tcases[i].s_tios),
> -		     tcases[i].error);
>   }
>   
>   static void setup(void)

-- 
Martin Doucha   mdoucha@suse.cz
SW Quality Engineer
SUSE LINUX, s.r.o.
CORSO IIa
Krizikova 148/34
186 00 Prague 8
Czech Republic



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