Patch "s390: get_user() should zero on failure" has been added to the 4.7-stable tree
Subsystems (2)
This is a note to let you know that I've just added the patch titled
s390: get_user() should zero on failure
to the 4.7-stable tree which can be found at:
http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary
The filename of the patch is:
s390-get_user-should-zero-on-failure.patch
and it can be found in the queue-4.7 subdirectory.
If you, or anyone else, feels it should not be added to the stable tree, please let <[email protected]> know about it.
Quoted 1 line
From
fd2d2b191fe75825c4c7a6f12f3fef35aaed7dd7Mon Sep 17 00:00:00 2001
From: Al Viro <[email protected]>
Date: Sun, 21 Aug 2016 22:00:54 -0400
Subject: s390: get_user() should zero on failure
From: Al Viro <[email protected]>
commit fd2d2b191fe75825c4c7a6f12f3fef35aaed7dd7 upstream.
--- arch/s390/include/asm/uaccess.h | 8 ++++---- 1 file changed, 4 insertions(+), 4 deletions(-)
arch/s390/include/asm/uaccess.h +4 -4
@@ -209,28 +209,28 @@ int __put_user_bad(void) __attribute__((__chk_user_ptr (ptr); \switch (sizeof (*(ptr))) { \case 1 : { \ -unsigned char __x; \ +unsigned char __x =0 ; \ __gu_err =__get_user_fn (&__x, ptr, \sizeof (*(ptr))); \ (x) = *(__force __typeof__(*(ptr)) *) &__x; \break ; \ }; \case 2 : { \ -unsigned short __x; \ +unsigned short __x =0 ; \ __gu_err =__get_user_fn (&__x, ptr, \sizeof (*(ptr))); \ (x) = *(__force __typeof__(*(ptr)) *) &__x; \break ; \ }; \case 4 : { \ -unsigned int __x; \ +unsigned int __x =0 ; \ __gu_err =__get_user_fn (&__x, ptr, \sizeof (*(ptr))); \ (x) = *(__force __typeof__(*(ptr)) *) &__x; \break ; \ }; \case 8 : { \ -unsigned long long __x; \ +unsigned long long __x =0 ; \ __gu_err =__get_user_fn (&__x, ptr, \sizeof (*(ptr))); \ (x) = *(__force __typeof__(*(ptr)) *) &__x; \
Patches currently in stable-queue which might be from [email protected] are
queue-4.7/nios2-copy_from_user-should-zero-the-tail-of-destination.patch queue-4.7/m32r-fix-__get_user.patch queue-4.7/microblaze-fix-copy_from_user.patch queue-4.7/cris-buggered-copy_from_user-copy_to_user-clear_user.patch queue-4.7/asm-generic-make-copy_from_user-zero-the-destination-properly.patch queue-4.7/metag-copy_from_user-should-zero-the-destination-on-access_ok-failure.patch queue-4.7/score-fix-__get_user-get_user.patch queue-4.7/parisc-fix-copy_from_user.patch queue-4.7/mips-copy_from_user-must-zero-the-destination-on-access_ok-failure.patch queue-4.7/alpha-fix-copy_from_user.patch queue-4.7/mn10300-failing-__get_user-and-get_user-should-zero.patch queue-4.7/openrisc-fix-copy_from_user.patch queue-4.7/avr32-fix-copy_from_user.patch queue-4.7/score-fix-copy_from_user-and-friends.patch queue-4.7/sh64-failing-__get_user-should-zero.patch queue-4.7/arc-uaccess-get_user-to-zero-out-dest-in-cause-of-fault.patch queue-4.7/hexagon-fix-strncpy_from_user-error-return.patch queue-4.7/af_unix-split-u-readlock-into-two-iolock-and-bindlock.patch queue-4.7/frv-fix-clear_user.patch queue-4.7/fix-minor-infoleak-in-get_user_ex.patch queue-4.7/asm-generic-make-get_user-clear-the-destination-on-errors.patch queue-4.7/mn10300-copy_from_user-should-zero-on-access_ok-failure.patch queue-4.7/s390-get_user-should-zero-on-failure.patch queue-4.7/microblaze-fix-__get_user.patch queue-4.7/blackfin-fix-copy_from_user.patch queue-4.7/fix-iov_iter_fault_in_readable.patch queue-4.7/nios2-fix-__get_user.patch queue-4.7/sh-fix-copy_from_user.patch