X-Git-Url: http://git.onelab.eu/?a=blobdiff_plain;f=arch%2Farm26%2Fkernel%2Fsignal.c;h=6a8ef8da6dab07000467c98fbd7ea95a2617dd10;hb=refs%2Fremotes%2Fvserver;hp=16cf7db5cc46b7ba45fc52d009054bb2b334d16f;hpb=5273a3df6485dc2ad6aa7ddd441b9a21970f003b;p=linux-2.6.git

diff --git a/arch/arm26/kernel/signal.c b/arch/arm26/kernel/signal.c
index 16cf7db5c..6a8ef8da6 100644
--- a/arch/arm26/kernel/signal.c
+++ b/arch/arm26/kernel/signal.c
@@ -10,7 +10,6 @@
  * it under the terms of the GNU General Public License version 2 as
  * published by the Free Software Foundation.
  */
-#include <linux/config.h>
 #include <linux/sched.h>
 #include <linux/mm.h>
 #include <linux/smp.h>
@@ -102,7 +101,7 @@ sys_sigaction(int sig, const struct old_sigaction *act,
 
 	if (act) {
 		old_sigset_t mask;
-		if (verify_area(VERIFY_READ, act, sizeof(*act)) ||
+		if (!access_ok(VERIFY_READ, act, sizeof(*act)) ||
 		    __get_user(new_ka.sa.sa_handler, &act->sa_handler) ||
 		    __get_user(new_ka.sa.sa_restorer, &act->sa_restorer))
 			return -EFAULT;
@@ -114,7 +113,7 @@ sys_sigaction(int sig, const struct old_sigaction *act,
 	ret = do_sigaction(sig, act ? &new_ka : NULL, oact ? &old_ka : NULL);
 
 	if (!ret && oact) {
-		if (verify_area(VERIFY_WRITE, oact, sizeof(*oact)) ||
+		if (!access_ok(VERIFY_WRITE, oact, sizeof(*oact)) ||
 		    __put_user(old_ka.sa.sa_handler, &oact->sa_handler) ||
 		    __put_user(old_ka.sa.sa_restorer, &oact->sa_restorer))
 			return -EFAULT;
@@ -186,7 +185,7 @@ asmlinkage int sys_sigreturn(struct pt_regs *regs)
 
 	frame = (struct sigframe *)regs->ARM_sp;
 
-	if (verify_area(VERIFY_READ, frame, sizeof (*frame)))
+	if (!access_ok(VERIFY_READ, frame, sizeof (*frame)))
 		goto badframe;
 	if (__get_user(set.sig[0], &frame->sc.oldmask)
 	    || (_NSIG_WORDS > 1
@@ -231,7 +230,7 @@ asmlinkage int sys_rt_sigreturn(struct pt_regs *regs)
 
 	frame = (struct rt_sigframe *)regs->ARM_sp;
 
-	if (verify_area(VERIFY_READ, frame, sizeof (*frame)))
+	if (!access_ok(VERIFY_READ, frame, sizeof (*frame)))
 		goto badframe;
 	if (__copy_from_user(&set, &frame->uc.uc_sigmask, sizeof(set)))
 		goto badframe;
@@ -454,20 +453,17 @@ handle_signal(unsigned long sig, siginfo_t *info, sigset_t *oldset,
 		if (ka->sa.sa_flags & SA_ONESHOT)
 			ka->sa.sa_handler = SIG_DFL;
 
-		if (!(ka->sa.sa_flags & SA_NODEFER)) {
-			spin_lock_irq(&tsk->sighand->siglock);
-			sigorsets(&tsk->blocked, &tsk->blocked,
-				  &ka->sa.sa_mask);
+		spin_lock_irq(&tsk->sighand->siglock);
+		sigorsets(&tsk->blocked, &tsk->blocked,
+			  &ka->sa.sa_mask);
+		if (!(ka->sa.sa_flags & SA_NODEFER))
 			sigaddset(&tsk->blocked, sig);
-			recalc_sigpending();
-			spin_unlock_irq(&tsk->sighand->siglock);
-		}
+		recalc_sigpending();
+		spin_unlock_irq(&tsk->sighand->siglock);
 		return;
 	}
 
-	if (sig == SIGSEGV)
-		ka->sa.sa_handler = SIG_DFL;
-	force_sig(SIGSEGV, tsk);
+	force_sigsegv(sig, tsk);
 }
 
 /*
@@ -483,6 +479,7 @@ static int do_signal(sigset_t *oldset, struct pt_regs *regs, int syscall)
 {
 	siginfo_t info;
 	int signr;
+	struct k_sigaction ka;
 
 	/*
 	 * We want the common case to go fast, which
@@ -496,7 +493,7 @@ static int do_signal(sigset_t *oldset, struct pt_regs *regs, int syscall)
         if (current->ptrace & PT_SINGLESTEP)
                 ptrace_cancel_bpt(current);
 	
-        signr = get_signal_to_deliver(&info, regs, NULL);
+        signr = get_signal_to_deliver(&info, &ka, regs, NULL);
         if (signr > 0) {
                 handle_signal(signr, &info, oldset, regs, syscall);
                 if (current->ptrace & PT_SINGLESTEP)