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-rw-r--r--security/tomoyo/common.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/security/tomoyo/common.c b/security/tomoyo/common.c
index 03923a138ef5..9b38f94b5dd0 100644
--- a/security/tomoyo/common.c
+++ b/security/tomoyo/common.c
@@ -1660,7 +1660,8 @@ static void tomoyo_read_pid(struct tomoyo_io_buffer *head)
head->r.eof = true;
if (tomoyo_str_starts(&buf, "global-pid "))
global_pid = true;
- pid = (unsigned int) simple_strtoul(buf, NULL, 10);
+ if (kstrtouint(buf, 10, &pid))
+ return;
rcu_read_lock();
if (global_pid)
p = find_task_by_pid_ns(pid, &init_pid_ns);