As reported by kmemleak:
unreferenced object 0xffff8802adae0ba0 (size 192):
comm "modprobe", pid 3024, jiffies 4296503588 (age 324.368s)
hex dump (first 32 bytes):
00 00 00 00 ad 4e ad de ff ff ff ff 00 00 00 00 .....N..........
ff ff ff ff ff ff ff ff c0 48 25 a0 ff ff ff ff .........H%.....
backtrace:
[<ffffffff82278c8e>] kmemleak_alloc+0x4e/0xb0
[<ffffffff8153c08c>] kmem_cache_alloc_trace+0x1ec/0x280
[<ffffffffa0250f0d>] ir_lirc_register+0x8d/0x7a0 [ir_lirc_codec]
[<ffffffffa07372b8>] ir_raw_event_register+0x318/0x4b0 [rc_core]
[<ffffffffa07351ed>] rc_register_device+0xf2d/0x1450 [rc_core]
[<ffffffffa13c5451>] au0828_rc_register+0x7d1/0xa10 [au0828]
[<ffffffffa13b0dc2>] au0828_usb_probe+0x6c2/0xcf0 [au0828]
[<ffffffff81d7619d>] usb_probe_interface+0x45d/0x940
[<ffffffff81ca7004>] driver_probe_device+0x454/0xd90
[<ffffffff81ca7a61>] __driver_attach+0x121/0x160
[<ffffffff81ca141f>] bus_for_each_dev+0x11f/0x1a0
[<ffffffff81ca5d4d>] driver_attach+0x3d/0x50
[<ffffffff81ca5039>] bus_add_driver+0x4c9/0x770
[<ffffffff81ca944c>] driver_register+0x18c/0x3b0
[<ffffffff81d71e58>] usb_register_driver+0x1f8/0x440
[<ffffffffa13680b7>] 0xffffffffa13680b7
0xf3d is in ir_lirc_register (drivers/media/rc/ir-lirc-codec.c:348).
343 drv = kzalloc(sizeof(struct lirc_driver), GFP_KERNEL);
344 if (!drv)
345 return rc;
346
347 rbuf = kzalloc(sizeof(struct lirc_buffer), GFP_KERNEL);
348 if (!rbuf)
349 goto rbuf_alloc_failed;
350
351 rc = lirc_buffer_init(rbuf, sizeof(int), LIRCBUF_SIZE);
352 if (rc)
Signed-off-by: Mauro Carvalho Chehab <[email protected]>
---
drivers/media/rc/ir-lirc-codec.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/drivers/media/rc/ir-lirc-codec.c b/drivers/media/rc/ir-lirc-codec.c
index a32659fcd266..5effc65d2947 100644
--- a/drivers/media/rc/ir-lirc-codec.c
+++ b/drivers/media/rc/ir-lirc-codec.c
@@ -415,6 +415,7 @@ static int ir_lirc_unregister(struct rc_dev *dev)
lirc_unregister_driver(lirc->drv->minor);
lirc_buffer_free(lirc->drv->rbuf);
+ kfree(lirc->drv->rbuf);
kfree(lirc->drv);
return 0;
--
2.5.0
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