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Heiko Carstens 3df594a7ac s390/uaccess: add missing page table walk range check 
commit 71a86ef055 upstream.

When translating a user space address, the address must be checked against
the ASCE limit of the process. If the address is larger than the maximum
address that is reachable with the ASCE, an ASCE type exception must be
generated.

The current code simply ignored the higher order bits. This resulted in an
address wrap around in user space instead of an exception in user space.

Reviewed-by: Gerald Schaefer <gerald.schaefer@de.ibm.com>
Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2013-12-04 10:57:16 -08:00
..
alpha Removal of GENERIC_GPIO for v3.10 2013-05-09 09:59:16 -07:00
arc ARC: Incorrect mm reference used in vmalloc fault handler 2013-11-13 12:05:32 +09:00
arm ARM: bcm2835: add missing #xxx-cells to I2C nodes 2013-12-04 10:55:50 -08:00
arm64 arm64: perf: fix ARMv8 EVTYPE_MASK to include NSH bit 2013-09-26 17:18:03 -07:00
avr32 avr32: fix out-of-range jump in large kernels 2013-12-04 10:57:05 -08:00
blackfin blackfin updates for Linux 3.10 2013-05-10 07:21:16 -07:00
c6x arch: c6x: mm: include "asm/uaccess.h" to pass compiling 2013-07-21 18:21:29 -07:00
cris cris: media platform drivers: fix build 2013-11-29 11:11:53 -08:00
frv Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-next 2013-05-01 14:08:52 -07:00
h8300 We get rid of the general module prefix confusion with a binary config option, 2013-05-05 10:58:06 -07:00
hexagon Removal of GENERIC_GPIO for v3.10 2013-05-09 09:59:16 -07:00
ia64 exec/ptrace: fix get_dumpable() incorrect tests 2013-11-29 11:11:44 -08:00
m32r Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-next 2013-05-01 14:08:52 -07:00
m68k m68k/atari: ARAnyM - Fix NatFeat module support 2013-08-20 08:43:05 -07:00
metag metag: fix mm/hugetlb.c build breakage 2013-06-19 06:23:34 -10:00
microblaze microblaze: fix clone syscall 2013-08-20 08:43:02 -07:00
mips compiler/gcc4: Add quirk for 'asm goto' miscompilation bug 2013-10-18 07:45:45 -07:00
mn10300 mn10300: Use early_param() to parse "mem=" parameter 2013-06-28 16:53:03 +01:00
openrisc Removal of GENERIC_GPIO for v3.10 2013-05-09 09:59:16 -07:00
parisc parisc: break out SOCK_NONBLOCK define to own asm header file 2013-12-04 10:55:49 -08:00
powerpc powerpc/signals: Improved mark VSX not saved with small contexts fix 2013-12-04 10:57:16 -08:00
s390 s390/uaccess: add missing page table walk range check 2013-12-04 10:57:16 -08:00
score score: remove redundant kcore_list entries 2013-05-25 10:27:27 -07:00
sh Fix TLB gather virtual address range invalidation corner cases 2013-08-20 08:43:05 -07:00
sparc compiler/gcc4: Add quirk for 'asm goto' miscompilation bug 2013-10-18 07:45:45 -07:00
tile tile: use a more conservative __my_cpu_offset in CONFIG_PREEMPT 2013-10-13 16:08:34 -07:00
um uml: check length in exitcode_proc_write() 2013-11-13 12:05:33 +09:00
unicore32 Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/signal 2013-05-10 09:21:05 -07:00
x86 ftrace/x86: skip over the breakpoint for ftrace caller 2013-11-29 11:11:50 -08:00
xtensa xtensa: don't use alternate signal stack on threads 2013-11-13 12:05:33 +09:00
.gitignore
Kconfig microblaze: fix clone syscall 2013-08-20 08:43:02 -07:00