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current pid verify change to tgid

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Signed-off-by: 杨世琦_hw <670097973@qq.com>
This commit is contained in:
杨世琦_hw
2024-04-18 19:32:47 +08:00
parent 529d3d613f
commit 0429f24602
1 changed files with 3 additions and 3 deletions
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ucollection/ucollection_process_cpu.c
+3 -3
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@@ -224,9 +224,9 @@ static long ioctrl_collect_app_thread_cpu(void __user *argp)
}
memset(&kentry, 0, sizeof(struct ucollection_thread_cpu_entry));
(void)copy_from_user(&kentry, entry, sizeof(struct ucollection_thread_cpu_entry));
if (current->pid != kentry.filter.pid || kentry.cur_count >= kentry.total_count) {
pr_err("pid=%d is not self current:%d , or current count over total count"
, kentry.filter.pid, current->pid);
if (current->tgid != kentry.filter.pid || kentry.cur_count >= kentry.total_count) {
pr_err("pid=%d is not self current tgid:%d , or current count over total count"
, kentry.filter.pid, current->tgid);
return -EINVAL;
}
return read_thread_info_locked(&kentry, entry);