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Heiko Carstens 1b91bfae3e s390/ptrace: fix PTRACE_GET_LAST_BREAK error handling 
[ Upstream commit f9bbf25e7b2b74b52b2f269216a92657774f239c ]

Return -EFAULT if put_user() for the PTRACE_GET_LAST_BREAK
request fails, instead of silently ignoring it.

Reviewed-by: Sven Schnelle <svens@linux.ibm.com>
Signed-off-by: Heiko Carstens <hca@linux.ibm.com>
Signed-off-by: Vasily Gorbik <gor@linux.ibm.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
2023-04-26 13:51:50 +02:00
..
syscalls
compat: remove some compat entry points
2021-09-08 15:32:35 -07:00
vdso32
s390/vdso: remove -nostdlib compiler flag
2023-03-10 09:39:44 +01:00
vdso64
s390/vdso: Drop '-shared' from KBUILD_CFLAGS_64
2023-03-10 09:39:44 +01:00
.gitignore
.gitignore: add SPDX License Identifier
2020-03-25 11:50:48 +01:00
alternative.c
s390/facilities: move stfl information from lowcore to global data
2021-06-07 17:06:58 +02:00
asm-offsets.c
s390/dump: fix old lowcore virtual vs physical address confusion
2022-08-17 14:24:09 +02:00
audit.c
…
audit.h
…
base.S
s390: remove unused s390_base_ext_handler
2020-11-09 11:20:58 +01:00
cache.c
…
compat_audit.c
…
compat_linux.c
…
compat_linux.h
…
compat_ptrace.h
…
compat_signal.c
s390/signal: switch to using vdso for sigreturn and syscall restart
2021-07-08 22:09:47 +02:00
cpcmd.c
s390/cpcmd: use register pair instead of register asm
2021-06-18 16:41:22 +02:00
crash_dump.c
s390/crashdump: fix TOD programmable field size
2022-12-02 17:41:07 +01:00
debug.c
s390/sclp: add tracing of SCLP interactions
2021-08-25 11:03:35 +02:00
diag.c
s390: rename dma section to amode31
2021-08-05 14:10:53 +02:00
dis.c
s390/disassembler: add instructions
2021-07-27 09:39:19 +02:00
dumpstack.c
exit: Add and use make_task_dead.
2023-02-01 08:27:20 +01:00
early_printk.c
s390/sclp: remove unused sclp_early_printk_forced
2020-09-21 08:08:44 +02:00
early.c
s390: make PCI mio support a machine flag
2021-07-27 09:39:19 +02:00
ebcdic.c
…
entry.h
s390/boot: allocate amode31 section in decompressor
2022-07-12 16:34:56 +02:00
entry.S
s390/mcck: isolate SIE instruction when setting CIF_MCCK_GUEST flag
2022-06-14 18:36:13 +02:00
fpu.c
s390: convert to generic entry
2021-01-19 12:29:26 +01:00
ftrace.c
s390/ftrace: remove dead code
2023-03-17 08:48:57 +01:00
ftrace.h
s390/ftrace: implement hotpatching
2021-08-03 14:31:40 +02:00
guarded_storage.c
…
head64.S
s390/boot: move dma sections from decompressor to decompressed kernel
2021-07-27 09:39:17 +02:00
idle.c
s390/idle: mark arch_cpu_idle() noinstr
2023-03-10 09:39:50 +01:00
ima_arch.c
…
ipl_vmparm.c
s390/cio: remove unused include linux/spinlock.h from cio.h
2021-07-27 09:39:13 +02:00
ipl.c
s390/maccess: rework absolute lowcore accessors
2022-08-17 14:24:13 +02:00
irq.c
s390/entry: fix duplicate tracking of irq nesting level
2021-12-22 09:32:36 +01:00
jump_label.c
s390/jump_label: print real address in a case of a jump label bug
2021-07-27 09:39:13 +02:00
kdebugfs.c
…
kexec_elf.c
…
kexec_image.c
…
kprobes_insn_page.S
s390/kprobes: move insn_page to text segment
2020-10-09 23:45:30 +02:00
kprobes.c
s390/kprobes: fix current_kprobe never cleared after kprobes reenter
2023-03-10 09:39:56 +01:00
lgr.c
s390: convert to msecs_to_jiffies()
2020-06-29 16:31:46 +02:00
machine_kexec_file.c
s390/kexec: fix ipl report address for kdump
2023-01-18 11:48:48 +01:00
machine_kexec_reloc.c
s390/kaslr: add support for R_390_JMP_SLOT relocation type
2020-05-20 10:13:27 +02:00
machine_kexec.c
s390/maccess: rework absolute lowcore accessors
2022-08-17 14:24:13 +02:00
Makefile
s390: rename dma section to amode31
2021-08-05 14:10:53 +02:00
mcount.S
s390/ftrace: fix ftrace_update_ftrace_func implementation
2021-07-15 12:54:58 +02:00
module.c
mm: defer kmemleak object creation of module_alloc()
2022-03-08 19:12:38 +01:00
nmi.c
exit: Add and use make_task_dead.
2023-02-01 08:27:20 +01:00
nospec-branch.c
s390/speculation: Use statically initialized const for instructions
2021-06-28 11:18:28 +02:00
nospec-sysfs.c
s390/facilities: move stfl information from lowcore to global data
2021-06-07 17:06:58 +02:00
numa.c
s390/numa: move code to arch/s390/kernel
2020-08-11 18:16:55 +02:00
os_info.c
s390/maccess: rework absolute lowcore accessors
2022-08-17 14:24:13 +02:00
perf_cpum_cf_common.c
s390/cpumf: Allow concurrent access for CPU Measurement Counter Facility
2021-07-05 12:44:23 +02:00
perf_cpum_cf_events.c
s390/cpum_cf,perf: change DFLT_CCERROR counter name
2020-07-21 13:53:56 +02:00
perf_cpum_cf.c
s390/cpumf: Handle events cycles and instructions identical
2022-06-29 09:03:26 +02:00
perf_cpum_sf.c
s390/cpum_sf: add READ_ONCE() semantics to compare and swap loops
2023-01-18 11:48:49 +01:00
perf_event.c
s390/perf: obtain sie_block from the right address
2022-06-09 10:23:21 +02:00
perf_regs.c
perf/arch: Remove perf_sample_data::regs_user_copy
2020-11-09 18:12:34 +01:00
process.c
s390: fix double free of GS and RI CBs on fork() failure
2022-08-31 17:16:48 +02:00
processor.c
s390: replace deprecated CPU-hotplug functions
2021-08-05 14:10:53 +02:00
ptrace.c
s390/ptrace: fix PTRACE_GET_LAST_BREAK error handling
2023-04-26 13:51:50 +02:00
reipl.S
…
relocate_kernel.S
…
runtime_instr.c
s390/runtime_instrumentation: fix storage key handling
2020-08-17 13:17:10 +02:00
setup.c
s390/boot: fix absolute zero lowcore corruption on boot
2022-09-15 11:30:07 +02:00
signal.c
s390: remove do_signal() prototype and do_notify_resume() function
2021-08-25 11:03:34 +02:00
smp.c
s390/maccess: rework absolute lowcore accessors
2022-08-17 14:24:13 +02:00
stacktrace.c
stacktrace: Move documentation for arch_stack_walk_reliable() to header
2021-03-10 15:52:31 +01:00
sthyi.c
s390/sthyi: use register pair instead of register asm
2021-06-18 16:41:22 +02:00
syscall.c
s390: rename PIF_SYSCALL_RESTART to PIF_EXECVE_PGSTE_RESTART
2021-07-08 22:12:17 +02:00
sysinfo.c
s390/sysinfo: get rid of register asm
2021-06-18 16:41:23 +02:00
text_amode31.S
s390/diag: make restart_part2 a local label
2021-08-25 11:03:34 +02:00
time.c
s390/stp: clock_delta should be signed
2022-06-09 10:23:21 +02:00
topology.c
s390/topology: fix topology information when calling cpu hotplug notifiers
2021-09-07 13:38:41 +02:00
trace.c
s390/ftrace: fix potential crashes when switching tracers
2020-04-22 16:20:55 +02:00
traps.c
s390/traps: improve panic message for translation-specification exception
2022-05-25 09:57:25 +02:00
unwind_bc.c
s390/unwind: stop gracefully at user mode pt_regs in irq stack
2019-12-18 23:29:26 +01:00
uprobes.c
s390: Fix fall-through warnings for Clang
2021-07-13 14:43:09 -05:00
uv.c
s390/uv: fully validate the VMA before calling follow_page()
2021-11-18 19:16:40 +01:00
vdso.c
s390/vdso: add minimal compat vdso
2021-07-08 15:37:28 +02:00
vmlinux.lds.S
s390: define RUNTIME_DISCARD_EXIT to fix link error with GNU ld < 2.36
2023-03-17 08:49:03 +01:00
vtime.c
s390/vtime: fix increased steal time accounting
2021-03-15 19:09:25 +01:00