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Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/sparc 

Pull sparc fix from David Miller:
 "Bug fix from Al Viro"

* git://git.kernel.org/pub/scm/linux/kernel/git/davem/sparc:
  sparc64: not any error from do_sigaltstack() should fail rt_sigreturn()
This commit is contained in:
Linus Torvalds 2012-11-23 11:55:09 -10:00
parent 45aaff0679 fae2ae2a90
commit f3a443af9e
1 changed files with 1 additions and 3 deletions
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4
arch/sparc/kernel/signal_64.c
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@ -295,9 +295,7 @@ void do_rt_sigreturn(struct pt_regs *regs)
err |= restore_fpu_state(regs, fpu_save);
err |= __copy_from_user(&set, &sf->mask, sizeof(sigset_t));
err |= do_sigaltstack(&sf->stack, NULL, (unsigned long)sf);
if (err)
if (err || do_sigaltstack(&sf->stack, NULL, (unsigned long)sf) == -EFAULT)
goto segv;
err |= __get_user(rwin_save, &sf->rwin_save);