ASoC: sdca: test adev before calling acpi_dev_for_each_child #7015

Job	Run time
GCC build arm64	17m 30s
Clang build x86_64	4m 10s
GCC static -fanalyzer	4m 2s
GCC build arm64 allmodconfig	1m 30s
GCC build i386	15m 13s
GCC build X86_64	18m 45s
GCC build X86_64 with W=1	2m 36s
GCC build X86_64 with W=1 allmodconfig	1m 35s
Sparse check	2m 41s
	1h 8m 2s

Provide feedback