diff options
| author | Jiri Kosina <jkosina@suse.cz> | 2014-11-20 14:42:02 +0100 |
|---|---|---|
| committer | Jiri Kosina <jkosina@suse.cz> | 2014-11-20 14:42:02 +0100 |
| commit | a02001086bbfb4da35d1228bebc2f1b442db455f (patch) | |
| tree | 62ab47936cef06fd08657ca5b6cd1df98c19be57 /arch/mips/kernel/signal32.c | |
| parent | eff264efeeb0898408e8c9df72d8a32621035bed (diff) | |
| parent | fc14f9c1272f62c3e8d01300f52467c0d9af50f9 (diff) | |
Merge Linus' tree to be be to apply submitted patches to newer code than
current trivial.git base
Diffstat (limited to 'arch/mips/kernel/signal32.c')
| -rw-r--r-- | arch/mips/kernel/signal32.c | 39 |
1 files changed, 15 insertions, 24 deletions
diff --git a/arch/mips/kernel/signal32.c b/arch/mips/kernel/signal32.c index bae2e6ee210..d69179c0d49 100644 --- a/arch/mips/kernel/signal32.c +++ b/arch/mips/kernel/signal32.c @@ -490,21 +490,21 @@ badframe: force_sig(SIGSEGV, current); } -static int setup_frame_32(void *sig_return, struct k_sigaction *ka, - struct pt_regs *regs, int signr, sigset_t *set) +static int setup_frame_32(void *sig_return, struct ksignal *ksig, + struct pt_regs *regs, sigset_t *set) { struct sigframe32 __user *frame; int err = 0; - frame = get_sigframe(ka, regs, sizeof(*frame)); + frame = get_sigframe(ksig, regs, sizeof(*frame)); if (!access_ok(VERIFY_WRITE, frame, sizeof (*frame))) - goto give_sigsegv; + return -EFAULT; err |= setup_sigcontext32(regs, &frame->sf_sc); err |= __copy_conv_sigset_to_user(&frame->sf_mask, set); if (err) - goto give_sigsegv; + return -EFAULT; /* * Arguments to signal handler: @@ -516,37 +516,32 @@ static int setup_frame_32(void *sig_return, struct k_sigaction *ka, * $25 and c0_epc point to the signal handler, $29 points to the * struct sigframe. */ - regs->regs[ 4] = signr; + regs->regs[ 4] = ksig->sig; regs->regs[ 5] = 0; regs->regs[ 6] = (unsigned long) &frame->sf_sc; regs->regs[29] = (unsigned long) frame; regs->regs[31] = (unsigned long) sig_return; - regs->cp0_epc = regs->regs[25] = (unsigned long) ka->sa.sa_handler; + regs->cp0_epc = regs->regs[25] = (unsigned long) ksig->ka.sa.sa_handler; DEBUGP("SIG deliver (%s:%d): sp=0x%p pc=0x%lx ra=0x%lx\n", current->comm, current->pid, frame, regs->cp0_epc, regs->regs[31]); return 0; - -give_sigsegv: - force_sigsegv(signr, current); - return -EFAULT; } -static int setup_rt_frame_32(void *sig_return, struct k_sigaction *ka, - struct pt_regs *regs, int signr, sigset_t *set, - siginfo_t *info) +static int setup_rt_frame_32(void *sig_return, struct ksignal *ksig, + struct pt_regs *regs, sigset_t *set) { struct rt_sigframe32 __user *frame; int err = 0; - frame = get_sigframe(ka, regs, sizeof(*frame)); + frame = get_sigframe(ksig, regs, sizeof(*frame)); if (!access_ok(VERIFY_WRITE, frame, sizeof (*frame))) - goto give_sigsegv; + return -EFAULT; /* Convert (siginfo_t -> compat_siginfo_t) and copy to user. */ - err |= copy_siginfo_to_user32(&frame->rs_info, info); + err |= copy_siginfo_to_user32(&frame->rs_info, &ksig->info); /* Create the ucontext. */ err |= __put_user(0, &frame->rs_uc.uc_flags); @@ -556,7 +551,7 @@ static int setup_rt_frame_32(void *sig_return, struct k_sigaction *ka, err |= __copy_conv_sigset_to_user(&frame->rs_uc.uc_sigmask, set); if (err) - goto give_sigsegv; + return -EFAULT; /* * Arguments to signal handler: @@ -568,22 +563,18 @@ static int setup_rt_frame_32(void *sig_return, struct k_sigaction *ka, * $25 and c0_epc point to the signal handler, $29 points to * the struct rt_sigframe32. */ - regs->regs[ 4] = signr; + regs->regs[ 4] = ksig->sig; regs->regs[ 5] = (unsigned long) &frame->rs_info; regs->regs[ 6] = (unsigned long) &frame->rs_uc; regs->regs[29] = (unsigned long) frame; regs->regs[31] = (unsigned long) sig_return; - regs->cp0_epc = regs->regs[25] = (unsigned long) ka->sa.sa_handler; + regs->cp0_epc = regs->regs[25] = (unsigned long) ksig->ka.sa.sa_handler; DEBUGP("SIG deliver (%s:%d): sp=0x%p pc=0x%lx ra=0x%lx\n", current->comm, current->pid, frame, regs->cp0_epc, regs->regs[31]); return 0; - -give_sigsegv: - force_sigsegv(signr, current); - return -EFAULT; } /* |