ALSA: kunit: make read-only array buf_samples static const

Don't populate the read-only array buf_samples on the stack at
run time, instead make it static const.

Signed-off-by: Colin Ian King <[e-mail]>
Acked-by: Ivan Orlov <[e-mail]>
Reviewed-by: Takashi Sakamoto <[e-mail]>
Signed-off-by: Takashi Iwai <[e-mail]>
Message-ID: <[e-mail]>

sound/core/sound_kunit.c

···
 
 static void test_format_fill_silence(struct kunit *test)
 {
-	u32 buf_samples[] = { 10, 20, 32, 64, 129, SILENCE_BUFFER_MAX_FRAMES };
+	static const u32 buf_samples[] = { 10, 20, 32, 64, 129, SILENCE_BUFFER_MAX_FRAMES };
 	u8 *buffer;
 	u32 i, j;