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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/blackfin
parent5754f412a3f107cbcd93ee125bef296f2a07539b (diff)
pull clearing RESTORE_SIGMASK into block_sigmask()
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Diffstat (limited to 'arch/blackfin')
-rw-r--r--arch/blackfin/kernel/signal.c24
1 files changed, 7 insertions, 17 deletions
diff --git a/arch/blackfin/kernel/signal.c b/arch/blackfin/kernel/signal.c
index 7f4205ddfa4..b25cbfef819 100644
--- a/arch/blackfin/kernel/signal.c
+++ b/arch/blackfin/kernel/signal.c
@@ -247,7 +247,7 @@ handle_restart(struct pt_regs *regs, struct k_sigaction *ka, int has_handler)
/*
* OK, we're invoking a handler
*/
-static int
+static void
handle_signal(int sig, siginfo_t *info, struct k_sigaction *ka,
struct pt_regs *regs)
{
@@ -260,11 +260,12 @@ handle_signal(int sig, siginfo_t *info, struct k_sigaction *ka,
/* set up the stack frame */
ret = setup_rt_frame(sig, ka, info, sigmask_to_save(), regs);
+ if (ret)
+ return;
- if (ret == 0)
- block_sigmask(ka, sig);
-
- return ret;
+ block_sigmask(ka, sig);
+ tracehook_signal_handler(sig, info, ka, regs,
+ test_thread_flag(TIF_SINGLESTEP));
}
/*
@@ -290,18 +291,7 @@ asmlinkage void do_signal(struct pt_regs *regs)
signr = get_signal_to_deliver(&info, &ka, regs, NULL);
if (signr > 0) {
/* Whee! 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);
-
- tracehook_signal_handler(signr, &info, &ka, regs,
- test_thread_flag(TIF_SINGLESTEP));
- }
-
+ handle_signal(signr, &info, &ka, regs);
return;
}