Merge branch 'x86/um-header' of git://git.kernel.org/pub/scm/linux/kernel/git/tip...

[linux-2.6-omap-h63xx.git] / arch / um / sys-x86_64 / syscalls.c

diff --git a/arch/um/sys-x86_64/syscalls.c b/arch/um/sys-x86_64/syscalls.c
index 86f6b18410ee9e470159c3b63ab8b0e814cff600..f1199fd34d383db5018f349ab811aaea5eb71197 100644 (file)
--- a/arch/um/sys-x86_64/syscalls.c
+++ b/arch/um/sys-x86_64/syscalls.c
@@ -48,7 +48,9 @@ long arch_prctl(struct task_struct *task, int code, unsigned long __user *addr)
        switch (code) {
        case ARCH_SET_FS:
        case ARCH_SET_GS:
-               restore_registers(pid, &current->thread.regs.regs);
+               ret = restore_registers(pid, &current->thread.regs.regs);
+               if (ret)
+                       return ret;
                break;
        case ARCH_GET_FS:
        case ARCH_GET_GS:
@@ -70,10 +72,10 @@ long arch_prctl(struct task_struct *task, int code, unsigned long __user *addr)
        switch (code) {
        case ARCH_SET_FS:
                current->thread.arch.fs = (unsigned long) ptr;
-               save_registers(pid, &current->thread.regs.regs);
+               ret = save_registers(pid, &current->thread.regs.regs);
                break;
        case ARCH_SET_GS:
-               save_registers(pid, &current->thread.regs.regs);
+               ret = save_registers(pid, &current->thread.regs.regs);
                break;
        case ARCH_GET_FS:
                ret = put_user(tmp, addr);
@@ -105,7 +107,7 @@ long sys_clone(unsigned long clone_flags, unsigned long newsp,
        return ret;
 }
 
-void arch_switch_to(struct task_struct *from, struct task_struct *to)
+void arch_switch_to(struct task_struct *to)
 {
        if ((to->thread.arch.fs == 0) || (to->mm == NULL))
                return;