chuntian.miao f028e72ae6 Audio: add protect code for oops [1/1]
PD#SWPL-175816

Problem:
oops happen

Solution:
oops happen in loopback probe if pdma is disabled,
because loopback use pdm as mic-src.
mic device(dev_src) is null if pdma is disabled,
so it leads to oops for null pointer dereference.
Here add judge null code to protect this code.

Verify:
local coffey + S7D

Change-Id: Ia12a834aeb1de597aed2a634c0fc2fcb44464821
Signed-off-by: chuntian.miao <chuntian.miao@amlogic.com>
2024-07-08 13:43:28 +08:00
S
Description
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