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| author | Helge Deller <deller@gmx.de> | 2016-03-30 14:11:50 +0200 |
|---|---|---|
| committer | Helge Deller <deller@gmx.de> | 2016-03-31 12:28:37 +0200 |
| commit | 4f4acc9472e54ce702f1d85fc9e6d57767dec91f (patch) | |
| tree | dc5c6676e98ccef6f256fae3e24b2560f935191f | |
| parent | Linux 4.5 (diff) | |
| download | linux-4f4acc9472e54ce702f1d85fc9e6d57767dec91f.tar.xz linux-4f4acc9472e54ce702f1d85fc9e6d57767dec91f.zip | |
parisc: Fix SIGSYS signals in compat case
Signed-off-by: Helge Deller <deller@gmx.de>
Cc: stable@vger.kernel.org # v4.5
| -rw-r--r-- | arch/parisc/include/asm/compat.h | 7 | ||||
| -rw-r--r-- | arch/parisc/kernel/signal32.c | 5 |
2 files changed, 12 insertions, 0 deletions
diff --git a/arch/parisc/include/asm/compat.h b/arch/parisc/include/asm/compat.h index 0448a2c8eafb..3387307cc33e 100644 --- a/arch/parisc/include/asm/compat.h +++ b/arch/parisc/include/asm/compat.h @@ -183,6 +183,13 @@ typedef struct compat_siginfo { int _band; /* POLL_IN, POLL_OUT, POLL_MSG */ int _fd; } _sigpoll; + + /* SIGSYS */ + struct { + compat_uptr_t _call_addr; /* calling user insn */ + int _syscall; /* triggering system call number */ + compat_uint_t _arch; /* AUDIT_ARCH_* of syscall */ + } _sigsys; } _sifields; } compat_siginfo_t; diff --git a/arch/parisc/kernel/signal32.c b/arch/parisc/kernel/signal32.c index 984abbee71ca..c342b2e17492 100644 --- a/arch/parisc/kernel/signal32.c +++ b/arch/parisc/kernel/signal32.c @@ -371,6 +371,11 @@ copy_siginfo_to_user32 (compat_siginfo_t __user *to, const siginfo_t *from) val = (compat_int_t)from->si_int; err |= __put_user(val, &to->si_int); break; + case __SI_SYS >> 16: + err |= __put_user(ptr_to_compat(from->si_call_addr), &to->si_call_addr); + err |= __put_user(from->si_syscall, &to->si_syscall); + err |= __put_user(from->si_arch, &to->si_arch); + break; } } return err; |