diff options
Diffstat (limited to 'linux-user/signal.c')
| -rw-r--r-- | linux-user/signal.c | 16 |
1 files changed, 6 insertions, 10 deletions
diff --git a/linux-user/signal.c b/linux-user/signal.c index 919aa83..d4d83f2 100644 --- a/linux-user/signal.c +++ b/linux-user/signal.c @@ -3210,7 +3210,6 @@ static void setup_frame(int sig, struct target_sigaction *ka, struct target_sigframe *frame; abi_ulong frame_addr; int i; - int err = 0; frame_addr = get_sigframe(ka, regs->gregs[15], sizeof(*frame)); trace_user_setup_frame(regs, frame_addr); @@ -3229,15 +3228,14 @@ static void setup_frame(int sig, struct target_sigaction *ka, regs->pr = (unsigned long) ka->sa_restorer; } else { /* Generate return code (system call to sigreturn) */ + abi_ulong retcode_addr = frame_addr + + offsetof(struct target_sigframe, retcode); __put_user(MOVW(2), &frame->retcode[0]); __put_user(TRAP_NOARG, &frame->retcode[1]); __put_user((TARGET_NR_sigreturn), &frame->retcode[2]); - regs->pr = (unsigned long) frame->retcode; + regs->pr = (unsigned long) retcode_addr; } - if (err) - goto give_sigsegv; - /* Set up registers for signal handler */ regs->gregs[15] = frame_addr; regs->gregs[4] = sig; /* Arg for signal handler */ @@ -3260,7 +3258,6 @@ static void setup_rt_frame(int sig, struct target_sigaction *ka, struct target_rt_sigframe *frame; abi_ulong frame_addr; int i; - int err = 0; frame_addr = get_sigframe(ka, regs->gregs[15], sizeof(*frame)); trace_user_setup_rt_frame(regs, frame_addr); @@ -3290,15 +3287,14 @@ static void setup_rt_frame(int sig, struct target_sigaction *ka, regs->pr = (unsigned long) ka->sa_restorer; } else { /* Generate return code (system call to sigreturn) */ + abi_ulong retcode_addr = frame_addr + + offsetof(struct target_rt_sigframe, retcode); __put_user(MOVW(2), &frame->retcode[0]); __put_user(TRAP_NOARG, &frame->retcode[1]); __put_user((TARGET_NR_rt_sigreturn), &frame->retcode[2]); - regs->pr = (unsigned long) frame->retcode; + regs->pr = (unsigned long) retcode_addr; } - if (err) - goto give_sigsegv; - /* Set up registers for signal handler */ regs->gregs[15] = frame_addr; regs->gregs[4] = sig; /* Arg for signal handler */ |