From 2ba48e16e78216bb5b9fd08a088bfefda478df25 Mon Sep 17 00:00:00 2001 From: Hiroshi Shimamoto Date: Fri, 12 Sep 2008 17:02:53 -0700 Subject: [PATCH] x86: signal: remove unneeded err handling This patch eliminates unused or unneeded variable handling. Signed-off-by: Hiroshi Shimamoto Signed-off-by: Ingo Molnar --- arch/x86/ia32/ia32_signal.c | 11 ++++------- arch/x86/kernel/signal_32.c | 11 ++++------- arch/x86/kernel/signal_64.c | 5 ++--- 3 files changed, 10 insertions(+), 17 deletions(-) diff --git a/arch/x86/ia32/ia32_signal.c b/arch/x86/ia32/ia32_signal.c index 5f42cfcc1c5a..e47bed2440ee 100644 --- a/arch/x86/ia32/ia32_signal.c +++ b/arch/x86/ia32/ia32_signal.c @@ -446,18 +446,15 @@ int ia32_setup_frame(int sig, struct k_sigaction *ka, if (!access_ok(VERIFY_WRITE, frame, sizeof(*frame))) return -EFAULT; - err |= __put_user(sig, &frame->sig); - if (err) + if (__put_user(sig, &frame->sig)) return -EFAULT; - err |= ia32_setup_sigcontext(&frame->sc, fpstate, regs, set->sig[0]); - if (err) + if (ia32_setup_sigcontext(&frame->sc, fpstate, regs, set->sig[0])) return -EFAULT; if (_COMPAT_NSIG_WORDS > 1) { - err |= __copy_to_user(frame->extramask, &set->sig[1], - sizeof(frame->extramask)); - if (err) + if (__copy_to_user(frame->extramask, &set->sig[1], + sizeof(frame->extramask))) return -EFAULT; } diff --git a/arch/x86/kernel/signal_32.c b/arch/x86/kernel/signal_32.c index 1c22e0067fe7..d433861a6599 100644 --- a/arch/x86/kernel/signal_32.c +++ b/arch/x86/kernel/signal_32.c @@ -351,18 +351,15 @@ __setup_frame(int sig, struct k_sigaction *ka, sigset_t *set, if (!access_ok(VERIFY_WRITE, frame, sizeof(*frame))) return -EFAULT; - err = __put_user(sig, &frame->sig); - if (err) + if (__put_user(sig, &frame->sig)) return -EFAULT; - err = setup_sigcontext(&frame->sc, fpstate, regs, set->sig[0]); - if (err) + if (setup_sigcontext(&frame->sc, fpstate, regs, set->sig[0])) return -EFAULT; if (_NSIG_WORDS > 1) { - err = __copy_to_user(&frame->extramask, &set->sig[1], - sizeof(frame->extramask)); - if (err) + if (__copy_to_user(&frame->extramask, &set->sig[1], + sizeof(frame->extramask))) return -EFAULT; } diff --git a/arch/x86/kernel/signal_64.c b/arch/x86/kernel/signal_64.c index 3b79e179ba3a..a21c85197295 100644 --- a/arch/x86/kernel/signal_64.c +++ b/arch/x86/kernel/signal_64.c @@ -210,7 +210,7 @@ static int __setup_rt_frame(int sig, struct k_sigaction *ka, siginfo_t *info, (unsigned long)fp - sizeof(struct rt_sigframe), 16) - 8; if (save_i387_xstate(fp) < 0) - err |= -1; + return -EFAULT; } else frame = get_stack(ka, regs, sizeof(struct rt_sigframe)) - 8; @@ -218,8 +218,7 @@ static int __setup_rt_frame(int sig, struct k_sigaction *ka, siginfo_t *info, return -EFAULT; if (ka->sa.sa_flags & SA_SIGINFO) { - err |= copy_siginfo_to_user(&frame->info, info); - if (err) + if (copy_siginfo_to_user(&frame->info, info)) return -EFAULT; } -- GitLab