On Tue, Jul 11, 2017 at 03:12:17AM +0300, Gleb Fotengauer-Malinovskiy wrote:
> This ioctl does nothing to justify an _IOC_READ or _IOC_WRITE flag
> because it doesn't copy anything from/to userspace to access the
> argument.
>
> Fixes: 54ebbfb1 ("tty: add TIOCGPTPEER ioctl")
I think its recommended these days to include at least 12 nibbles of
commit hash, i.e.
Fixes: 54ebbfb16034 ("tty: add TIOCGPTPEER ioctl")
(consider setting your git default to 12 with this):
git config core.abbrev 12
Cheers
James
> Signed-off-by: Gleb Fotengauer-Malinovskiy <glebfm@xxxxxxxxxxxx>
> ---
> arch/alpha/include/uapi/asm/ioctls.h | 2 +-
> arch/mips/include/uapi/asm/ioctls.h | 2 +-
> arch/parisc/include/uapi/asm/ioctls.h | 2 +-
> arch/powerpc/include/uapi/asm/ioctls.h | 2 +-
> arch/sh/include/uapi/asm/ioctls.h | 2 +-
> arch/sparc/include/uapi/asm/ioctls.h | 2 +-
> arch/xtensa/include/uapi/asm/ioctls.h | 2 +-
> include/uapi/asm-generic/ioctls.h | 2 +-
> 8 files changed, 8 insertions(+), 8 deletions(-)
>
> diff --git a/arch/alpha/include/uapi/asm/ioctls.h b/arch/alpha/include/uapi/asm/ioctls.h
> index ff67b837..1cd7dc7 100644
> --- a/arch/alpha/include/uapi/asm/ioctls.h
> +++ b/arch/alpha/include/uapi/asm/ioctls.h
> @@ -100,7 +100,7 @@
> #define TIOCGPKT _IOR('T', 0x38, int) /* Get packet mode state */
> #define TIOCGPTLCK _IOR('T', 0x39, int) /* Get Pty lock state */
> #define TIOCGEXCL _IOR('T', 0x40, int) /* Get exclusive mode state */
> -#define TIOCGPTPEER _IOR('T', 0x41, int) /* Safely open the slave */
> +#define TIOCGPTPEER _IO('T', 0x41) /* Safely open the slave */
>
> #define TIOCSERCONFIG 0x5453
> #define TIOCSERGWILD 0x5454
> diff --git a/arch/mips/include/uapi/asm/ioctls.h b/arch/mips/include/uapi/asm/ioctls.h
> index 68e19b6..1609cb0 100644
> --- a/arch/mips/include/uapi/asm/ioctls.h
> +++ b/arch/mips/include/uapi/asm/ioctls.h
> @@ -91,7 +91,7 @@
> #define TIOCGPKT _IOR('T', 0x38, int) /* Get packet mode state */
> #define TIOCGPTLCK _IOR('T', 0x39, int) /* Get Pty lock state */
> #define TIOCGEXCL _IOR('T', 0x40, int) /* Get exclusive mode state */
> -#define TIOCGPTPEER _IOR('T', 0x41, int) /* Safely open the slave */
> +#define TIOCGPTPEER _IO('T', 0x41) /* Safely open the slave */
>
> /* I hope the range from 0x5480 on is free ... */
> #define TIOCSCTTY 0x5480 /* become controlling tty */
> diff --git a/arch/parisc/include/uapi/asm/ioctls.h b/arch/parisc/include/uapi/asm/ioctls.h
> index 674c68a..d0e3321 100644
> --- a/arch/parisc/include/uapi/asm/ioctls.h
> +++ b/arch/parisc/include/uapi/asm/ioctls.h
> @@ -60,7 +60,7 @@
> #define TIOCGPKT _IOR('T', 0x38, int) /* Get packet mode state */
> #define TIOCGPTLCK _IOR('T', 0x39, int) /* Get Pty lock state */
> #define TIOCGEXCL _IOR('T', 0x40, int) /* Get exclusive mode state */
> -#define TIOCGPTPEER _IOR('T', 0x41, int) /* Safely open the slave */
> +#define TIOCGPTPEER _IO('T', 0x41) /* Safely open the slave */
>
> #define FIONCLEX 0x5450 /* these numbers need to be adjusted. */
> #define FIOCLEX 0x5451
> diff --git a/arch/powerpc/include/uapi/asm/ioctls.h b/arch/powerpc/include/uapi/asm/ioctls.h
> index bfd609a..e3b1046 100644
> --- a/arch/powerpc/include/uapi/asm/ioctls.h
> +++ b/arch/powerpc/include/uapi/asm/ioctls.h
> @@ -100,7 +100,7 @@
> #define TIOCGPKT _IOR('T', 0x38, int) /* Get packet mode state */
> #define TIOCGPTLCK _IOR('T', 0x39, int) /* Get Pty lock state */
> #define TIOCGEXCL _IOR('T', 0x40, int) /* Get exclusive mode state */
> -#define TIOCGPTPEER _IOR('T', 0x41, int) /* Safely open the slave */
> +#define TIOCGPTPEER _IO('T', 0x41) /* Safely open the slave */
>
> #define TIOCSERCONFIG 0x5453
> #define TIOCSERGWILD 0x5454
> diff --git a/arch/sh/include/uapi/asm/ioctls.h b/arch/sh/include/uapi/asm/ioctls.h
> index eec7901..787bac9 100644
> --- a/arch/sh/include/uapi/asm/ioctls.h
> +++ b/arch/sh/include/uapi/asm/ioctls.h
> @@ -93,7 +93,7 @@
> #define TIOCGPKT _IOR('T', 0x38, int) /* Get packet mode state */
> #define TIOCGPTLCK _IOR('T', 0x39, int) /* Get Pty lock state */
> #define TIOCGEXCL _IOR('T', 0x40, int) /* Get exclusive mode state */
> -#define TIOCGPTPEER _IOR('T', 0x41, int) /* Safely open the slave */
> +#define TIOCGPTPEER _IO('T', 0x41) /* Safely open the slave */
>
> #define TIOCSERCONFIG _IO('T', 83) /* 0x5453 */
> #define TIOCSERGWILD _IOR('T', 84, int) /* 0x5454 */
> diff --git a/arch/sparc/include/uapi/asm/ioctls.h b/arch/sparc/include/uapi/asm/ioctls.h
> index 6d27398..f5df72b 100644
> --- a/arch/sparc/include/uapi/asm/ioctls.h
> +++ b/arch/sparc/include/uapi/asm/ioctls.h
> @@ -88,7 +88,7 @@
> #define TIOCGPTN _IOR('t', 134, unsigned int) /* Get Pty Number */
> #define TIOCSPTLCK _IOW('t', 135, int) /* Lock/unlock PTY */
> #define TIOCSIG _IOW('t', 136, int) /* Generate signal on Pty slave */
> -#define TIOCGPTPEER _IOR('t', 137, int) /* Safely open the slave */
> +#define TIOCGPTPEER _IO('t', 137) /* Safely open the slave */
>
> /* Little f */
> #define FIOCLEX _IO('f', 1)
> diff --git a/arch/xtensa/include/uapi/asm/ioctls.h b/arch/xtensa/include/uapi/asm/ioctls.h
> index 98b004e..47d82c0 100644
> --- a/arch/xtensa/include/uapi/asm/ioctls.h
> +++ b/arch/xtensa/include/uapi/asm/ioctls.h
> @@ -105,7 +105,7 @@
> #define TIOCGPKT _IOR('T', 0x38, int) /* Get packet mode state */
> #define TIOCGPTLCK _IOR('T', 0x39, int) /* Get Pty lock state */
> #define TIOCGEXCL _IOR('T', 0x40, int) /* Get exclusive mode state */
> -#define TIOCGPTPEER _IOR('T', 0x41, int) /* Safely open the slave */
> +#define TIOCGPTPEER _IO('T', 0x41) /* Safely open the slave */
>
> #define TIOCSERCONFIG _IO('T', 83)
> #define TIOCSERGWILD _IOR('T', 84, int)
> diff --git a/include/uapi/asm-generic/ioctls.h b/include/uapi/asm-generic/ioctls.h
> index 06d5f7d..14baf9f2 100644
> --- a/include/uapi/asm-generic/ioctls.h
> +++ b/include/uapi/asm-generic/ioctls.h
> @@ -77,7 +77,7 @@
> #define TIOCGPKT _IOR('T', 0x38, int) /* Get packet mode state */
> #define TIOCGPTLCK _IOR('T', 0x39, int) /* Get Pty lock state */
> #define TIOCGEXCL _IOR('T', 0x40, int) /* Get exclusive mode state */
> -#define TIOCGPTPEER _IOR('T', 0x41, int) /* Safely open the slave */
> +#define TIOCGPTPEER _IO('T', 0x41) /* Safely open the slave */
>
> #define FIONCLEX 0x5450
> #define FIOCLEX 0x5451
>
> --
> glebfm
>
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