commit 856452b4f22e27fd140523ab97fdb23d56b70cbf
author Dmitry Shmidt <dimitrysh@google.com> Wed Mar 07 14:11:03 2018 -0800
committer Todd Kjos <tkjos@google.com> Wed Aug 08 11:13:39 2018 -0700
tree 078dbb81c76903aaa62de05280ea61fed5d5b37e
parent 47b77b8d01c4859de503d4ed7202d5829404ec42

ANDROID: uid_sys_stats: Copy task_struct comm field to bigger buffer

get_task_comm() currently checks if buf_size != TASK_COMM_LEN
and fails even if sizeof(buf) > TASK_COMM_LEN.

Change-Id: Icb3e9c172607534ef1db10baf5d626083db73498
Signed-off-by: Dmitry Shmidt <dimitrysh@google.com>

drivers/misc/uid_sys_stats.c

diff --git a/drivers/misc/uid_sys_stats.c b/drivers/misc/uid_sys_stats.c
index a940f97..345f229 100644
--- a/drivers/misc/uid_sys_stats.c
+++ b/drivers/misc/uid_sys_stats.c
@@ -130,7 +130,7 @@
 	struct mm_struct *mm = task->mm;
 
 	/* fill the first TASK_COMM_LEN bytes with thread name */
-	get_task_comm(task_entry->comm, task);
+	__get_task_comm(task_entry->comm, TASK_COMM_LEN, task);
 	i = strlen(task_entry->comm);
 	while (i < TASK_COMM_LEN)
 		task_entry->comm[i++] = ' ';