github-mirror/linux
1
0
Fork 0
mirror of https://github.com/torvalds/linux.git synced 2026-06-07 22:14:04 +02:00
Code Issues Actions Packages Projects Releases Wiki Activity Graph

ASoC: es7202: Add missing sentinel to es7202_dt_ids

Browse Source 
BUG: KASAN: global-out-of-bounds in of_match_node+0x70/0xc0
Read of size 1 at addr ffffff900a0f06f0 by task swapper/0/1

CPU: 2 PID: 1 Comm: swapper/0 Not tainted 4.19.161 #54
Hardware name: Rockchip RK3566 EVB1 DDR4 V10 Board (DT)
Call trace:
 dump_backtrace+0x0/0x1bc
 show_stack+0x14/0x1c
 dump_stack+0xd8/0x118
 print_address_description+0x80/0x2e4
 __kasan_report+0x164/0x1c4
 kasan_report+0x10/0x18
 __asan_load1+0x4c/0x54
 of_match_node+0x70/0xc0
 of_match_device+0x30/0x44
 i2c_of_match_device+0x30/0xb8
 i2c_device_match+0x48/0xc0
 __driver_attach+0x44/0x1b0
 bus_for_each_dev+0xa0/0xe8
 driver_attach+0x30/0x3c
 bus_add_driver+0x198/0x2a0
 driver_register+0xf0/0x1c4
 i2c_register_driver+0x6c/0xd0
 es7202_modinit+0x1c/0x48
 do_one_initcall+0xb0/0x344
 do_initcall_level+0xec/0x1fc
 do_basic_setup+0x68/0x80
 kernel_init_freeable+0x108/0x194
 kernel_init+0x14/0x2a0
 ret_from_fork+0x10/0x18

The buggy address belongs to the variable:
 es7202_dt_ids+0x190/0x200

Signed-off-by: Tao Huang <huangtao@rock-chips.com>
Change-Id: Ic41116912bc323005787878ab29318ad38efd07e
This commit is contained in:
Tao Huang 2021-02-06 18:58:12 +08:00
parent a7cc0e6bee
commit 3be30bd08d
1 changed files with 1 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

1
sound/soc/codecs/es7202.c
View File

@ -1047,6 +1047,7 @@ static const struct of_device_id es7202_dt_ids[] = {
#if ES7202_CHANNELS_MAX > 14
{.compatible = "ES7202_PDM_ADC_8",},
#endif
{}
};
#endif