---

yaml --- r: 336140 b: refs/heads/master c: d26654e h: refs/heads/master v: v3
git-mirror · Nov 29, 2012 · c0be913 · c0be913
1 parent 9cf6e38
commit c0be913
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Showing 2 changed files with 3 additions and 5 deletions.
diff --git a/[refs] b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 9436d5c32b1ac8d4efdbc933611b5e699908854e
+refs/heads/master: d26654e5f9cd27815ab5bc8148c826f3b960396c
diff --git a/trunk/arch/openrisc/kernel/signal.c b/trunk/arch/openrisc/kernel/signal.c
@@ -84,7 +84,6 @@ asmlinkage long _sys_rt_sigreturn(struct pt_regs *regs)
 {
 	struct rt_sigframe *frame = (struct rt_sigframe __user *)regs->sp;
 	sigset_t set;
-	stack_t st;
 
 	/*
 	 * Since we stacked the signal on a dword boundary,
@@ -104,11 +103,10 @@ asmlinkage long _sys_rt_sigreturn(struct pt_regs *regs)
 	if (restore_sigcontext(regs, &frame->uc.uc_mcontext))
 		goto badframe;
 
-	if (__copy_from_user(&st, &frame->uc.uc_stack, sizeof(st)))
-		goto badframe;
 	/* It is more difficult to avoid calling this function than to
 	   call it and ignore errors.  */
-	do_sigaltstack(&st, NULL, regs->sp);
+	if (do_sigaltstack(&frame->uc.uc_stack, NULL, regs->sp) == -EFAULT)
+		goto badframe;
 
 	return regs->gpr[11];