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authorAl Viro <viro@zeniv.linux.org.uk>2012-05-21 23:42:15 -0400
committerAl Viro <viro@zeniv.linux.org.uk>2012-06-01 12:58:49 -0400
commita610d6e672d6d3723e8da257ad4a8a288a8f2f89 (patch)
tree2fac6ce7f72756771f4f87583205cc402589dcad /arch/score/kernel/signal.c
parent5754f412a3f107cbcd93ee125bef296f2a07539b (diff)
downloadlinux-a610d6e672d6d3723e8da257ad4a8a288a8f2f89.tar.bz2
pull clearing RESTORE_SIGMASK into block_sigmask()
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Diffstat (limited to 'arch/score/kernel/signal.c')
-rw-r--r--arch/score/kernel/signal.c24
1 files changed, 5 insertions, 19 deletions
diff --git a/arch/score/kernel/signal.c b/arch/score/kernel/signal.c
index b24dfaf2462f..13e0eed0e301 100644
--- a/arch/score/kernel/signal.c
+++ b/arch/score/kernel/signal.c
@@ -241,11 +241,9 @@ give_sigsegv:
return -EFAULT;
}
-static int handle_signal(unsigned long sig, siginfo_t *info,
+static void handle_signal(unsigned long sig, siginfo_t *info,
struct k_sigaction *ka, struct pt_regs *regs)
{
- int ret;
-
if (regs->is_syscall) {
switch (regs->regs[4]) {
case ERESTART_RESTARTBLOCK:
@@ -269,12 +267,10 @@ static int handle_signal(unsigned long sig, siginfo_t *info,
/*
* Set up the stack frame
*/
- ret = setup_rt_frame(ka, regs, sig, sigmask_to_save(), info);
-
- if (ret == 0)
- block_sigmask(ka, sig);
+ if (setup_rt_frame(ka, regs, sig, sigmask_to_save(), info) < 0)
+ return;
- return ret;
+ block_sigmask(ka, sig);
}
static void do_signal(struct pt_regs *regs)
@@ -294,17 +290,7 @@ static void do_signal(struct pt_regs *regs)
signr = get_signal_to_deliver(&info, &ka, regs, NULL);
if (signr > 0) {
/* Actually deliver the signal. */
- if (handle_signal(signr, &info, &ka, regs) == 0) {
- /*
- * A signal was successfully delivered; the saved
- * sigmask will have been stored in the signal frame,
- * and will be restored by sigreturn, so we can simply
- * clear the TIF_RESTORE_SIGMASK flag.
- */
- if (test_thread_flag(TIF_RESTORE_SIGMASK))
- clear_thread_flag(TIF_RESTORE_SIGMASK);
- }
-
+ handle_signal(signr, &info, &ka, regs);
return;
}