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author | Gleb Fotengauer-Malinovskiy <glebfm@altlinux.org> | 2017-07-17 16:29:46 +0300 |
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committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2017-07-17 17:04:41 +0200 |
commit | c6325179238f1d4683edbec53d8322575d76d7e2 (patch) | |
tree | e24273feebc936eea5f57f4eb84bee71f37e9c6b /arch/powerpc | |
parent | 6509f3096263ca2714ec938439a832b302a3a65e (diff) | |
download | linux-stable-c6325179238f1d4683edbec53d8322575d76d7e2.tar.gz linux-stable-c6325179238f1d4683edbec53d8322575d76d7e2.tar.bz2 linux-stable-c6325179238f1d4683edbec53d8322575d76d7e2.zip |
tty: Fix TIOCGPTPEER ioctl definition
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: 54ebbfb16034 ("tty: add TIOCGPTPEER ioctl")
Signed-off-by: Gleb Fotengauer-Malinovskiy <glebfm@altlinux.org>
Acked-by: Aleksa Sarai <asarai@suse.de>
Acked-by: Arnd Bergmann <arnd@arndb.de>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'arch/powerpc')
-rw-r--r-- | arch/powerpc/include/uapi/asm/ioctls.h | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/powerpc/include/uapi/asm/ioctls.h b/arch/powerpc/include/uapi/asm/ioctls.h index bfd609a3e928..e3b10469f787 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 |