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x86: signal: remove unneeded err handling

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This patch eliminates unused or unneeded variable handling.

Signed-off-by: Hiroshi Shimamoto <h-shimamoto@ct.jp.nec.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
This commit is contained in:
Hiroshi Shimamoto 2008-09-12 17:02:53 -07:00 committed by Ingo Molnar
parent 3d0aedd953
commit 2ba48e16e7
3 changed files with 10 additions and 17 deletions
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11
arch/x86/ia32/ia32_signal.c
View file

@ -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;
}

11
arch/x86/kernel/signal_32.c
View file

@ -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;
}

5
arch/x86/kernel/signal_64.c
View file

@ -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;
}