ich777/linux_media
1
0
Fork 0
mirror of https://github.com/tbsdtv/linux_media.git synced 2025-07-23 12:43:29 +02:00
Code Issues Packages Projects Releases Wiki Activity

signal: Replace __group_send_sig_info with send_signal_locked

Browse Source 
The function __group_send_sig_info is just a light wrapper around
send_signal_locked with one parameter fixed to a constant value.  As
the wrapper adds no real value update the code to directly call the
wrapped function.

Tested-by: Kees Cook <keescook@chromium.org>
Reviewed-by: Oleg Nesterov <oleg@redhat.com>
Link: https://lkml.kernel.org/r/20220505182645.497868-2-ebiederm@xmission.com
Signed-off-by: "Eric W. Biederman" <ebiederm@xmission.com>
This commit is contained in:
Eric W. Biederman
2022-04-22 09:28:50 -05:00
parent 157cc18122
commit e71ba12407
4 changed files with 6 additions and 13 deletions
Download Patch File Download Diff File Expand all files Collapse all files

8
kernel/signal.c
View File

@@ -1281,12 +1281,6 @@ static int __init setup_print_fatal_signals(char *str)
__setup("print-fatal-signals=", setup_print_fatal_signals);
int
__group_send_sig_info(int sig, struct kernel_siginfo *info, struct task_struct *p)
{
return send_signal_locked(sig, info, p, PIDTYPE_TGID);
}
int do_send_sig_info(int sig, struct kernel_siginfo *info, struct task_struct *p,
enum pid_type type)
{
@@ -2173,7 +2167,7 @@ static void do_notify_parent_cldstop(struct task_struct *tsk,
spin_lock_irqsave(&sighand->siglock, flags);
if (sighand->action[SIGCHLD-1].sa.sa_handler != SIG_IGN &&
!(sighand->action[SIGCHLD-1].sa.sa_flags & SA_NOCLDSTOP))
__group_send_sig_info(SIGCHLD, &info, parent);
send_signal_locked(SIGCHLD, &info, parent, PIDTYPE_TGID);
/*
* Even if SIGCHLD is not generated, we must wake up wait4 calls.
*/