Merge "add null check for name in mixer_get_ctl_by_name" am: 782c1a059f am: bf44993ec7 am: 5149763e0a

Original change: https://android-review.googlesource.com/c/platform/external/tinyalsa/+/2098870

Change-Id: I55829c8328bda19c02693b45d39f700509af13a7
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>