Messages in this thread | | | From | David Laight <> | Subject | RE: [PATCH] signal: Fix the error return of kill -1 | Date | Tue, 15 Aug 2023 14:47:07 +0000 |
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From: Oleg Nesterov > Sent: 14 August 2023 16:44 ... > Even simpler > > } else { > struct task_struct * p; > bool success = false; > int err = -ESRCH;
int err; ret = -ESRCH;
> > for_each_process(p) { > if (task_pid_vnr(p) > 1 && > !same_thread_group(p, current)) { > err = group_send_sig_info(sig, info, p, > PIDTYPE_MAX); > success |= !err; > } > } > ret = success ? 0 : err; > }
or maybe even: } else { struct task_struct * p; int err; ret = -ESRCH;
for_each_process(p) { if (task_pid_vnr(p) > 1 && !same_thread_group(p, current)) { err = group_send_sig_info(sig, info, p, PIDTYPE_MAX); if (ret) ret = err; } } }
David
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