diff options
Diffstat (limited to 'arch/um/sys-x86_64/syscalls.c')
| -rw-r--r-- | arch/um/sys-x86_64/syscalls.c | 10 |
1 files changed, 6 insertions, 4 deletions
diff --git a/arch/um/sys-x86_64/syscalls.c b/arch/um/sys-x86_64/syscalls.c index 86f6b18410e..f1199fd34d3 100644 --- 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, ¤t->thread.regs.regs); + ret = restore_registers(pid, ¤t->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, ¤t->thread.regs.regs); + ret = save_registers(pid, ¤t->thread.regs.regs); break; case ARCH_SET_GS: - save_registers(pid, ¤t->thread.regs.regs); + ret = save_registers(pid, ¤t->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; |