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qemu/linux-user/xtensa
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Matt Turner 54e08dbe8f linux-user/xtensa: fix unlock of uninitialized frame pointer on sigreturn 
If lock_user_struct fails, frame is uninitialized but the badframe
label unconditionally calls unlock_user_struct on it. Handle the
lock failure inline so badframe is only reached with a valid lock.

Signed-off-by: Matt Turner <mattst88@gmail.com>
Cc: qemu-stable@nongnu.org
Reviewed-by: Helge Deller <deller@gmx.de>
Signed-off-by: Helge Deller <deller@gmx.de>
2026-06-18 23:43:35 +02:00
..
cpu_loop.c linux-user: make syscall emulation interruptible 2026-03-05 10:54:09 -08:00
elfload.c linux-user/xtensa: Expand target_elf_gregset_t 2025-08-30 07:04:04 +10:00
meson.build meson: linux-user 2020-08-21 06:30:38 -04:00
signal.c linux-user/xtensa: fix unlock of uninitialized frame pointer on sigreturn 2026-06-18 23:43:35 +02:00
sockbits.h linux-user: move socket.h generic definitions to generic/sockbits.h 2018-05-25 10:10:55 +02:00
syscall.tbl target/ppc: Fix lxvx/stxvx facility check 2024-09-27 10:32:29 +01:00
syscallhdr.sh license: Update deprecated SPDX tag GPL-2.0 to GPL-2.0-only 2024-09-20 10:11:59 +03:00
target_cpu.h linux-user: Introduce cpu_clone_regs_parent 2019-11-06 13:43:25 +01:00
target_elf.h linux-user: Standardize on ELF_MACHINE not ELF_ARCH 2025-08-30 07:04:04 +10:00
target_errno_defs.h linux-user: Extract target errno to 'target_errno_defs.h' 2021-07-12 21:53:35 +02:00
target_fcntl.h linux-user: move generic fcntl definitions to generic/fcntl.h 2018-06-04 01:30:43 +02:00
target_flat.h Supply missing header guards 2019-06-12 13:20:21 +02:00
target_mman.h linux-user: Define ELF_ET_DYN_BASE in $guest/target_mman.h 2023-08-08 13:27:15 -07:00
target_prctl.h linux-user: Split out do_prctl and subroutines 2022-01-06 11:40:52 +01:00
target_proc.h linux-user: Split out cpu/target_proc.h 2023-09-01 13:33:09 -07:00
target_ptrace.h linux-user/xtensa: Create target_ptrace.h 2025-08-30 07:04:04 +10:00
target_resource.h linux-user: Move generic TARGET_RLIMIT* definitions to generic/target_resource.h 2022-02-01 08:01:38 +01:00
target_signal.h linux-user: Move TARGET_SA_RESTORER out of generic/signal.h 2025-02-18 08:29:03 -08:00
target_structs.h Replace TARGET_WORDS_BIGENDIAN 2022-04-06 10:50:37 +02:00
target_syscall.h linux-user/xtensa: Create target_ptrace.h 2025-08-30 07:04:04 +10:00
termbits.h linux-user: Add missing termbits types and values definitions 2020-08-27 12:29:50 +02:00