From: Al Viro Date: Sun, 26 Sep 2010 18:29:02 +0000 (+0100) Subject: mn10300: get rid of set_fs(USER_DS) in sigframe setup X-Git-Tag: v2.6.36-rc6~22 X-Git-Url: http://bbs.cooldavid.org/git/?p=net-next-2.6.git;a=commitdiff_plain;h=8e87354d01b3046aa5e1080419178191f3dce8f0 mn10300: get rid of set_fs(USER_DS) in sigframe setup It really has no business being there; short of a serious kernel bug we should already have USER_DS at that point. It shouldn't have been done on x86 either... Signed-off-by: Al Viro Signed-off-by: Linus Torvalds --- diff --git a/arch/mn10300/kernel/signal.c b/arch/mn10300/kernel/signal.c index 5a2c0040b16..ae36480b450 100644 --- a/arch/mn10300/kernel/signal.c +++ b/arch/mn10300/kernel/signal.c @@ -333,8 +333,6 @@ static int setup_frame(int sig, struct k_sigaction *ka, sigset_t *set, regs->d0 = sig; regs->d1 = (unsigned long) &frame->sc; - set_fs(USER_DS); - /* the tracer may want to single-step inside the handler */ if (test_thread_flag(TIF_SINGLESTEP)) ptrace_notify(SIGTRAP); @@ -416,8 +414,6 @@ static int setup_rt_frame(int sig, struct k_sigaction *ka, siginfo_t *info, regs->d0 = sig; regs->d1 = (long) &frame->info; - set_fs(USER_DS); - /* the tracer may want to single-step inside the handler */ if (test_thread_flag(TIF_SINGLESTEP)) ptrace_notify(SIGTRAP);