ALSA: dummy: Fix PCM format loop in proc output

commit 2acf25f13ebe8beb40e97a1bbe76f36277c64f1e upstream.

The loop termination for iterating over all formats should contain
SNDRV_PCM_FORMAT_LAST, not less than it.

Fixes: 9b151fec139d ("ALSA: dummy - Add debug proc file")
Link: https://lore.kernel.org/r/20200201080530.22390-3-tiwai@suse.de
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Signed-off-by: Ben Hutchings <ben@decadent.org.uk>

diff --git a/sound/drivers/dummy.c b/sound/drivers/dummy.c
index 35cc884bca6bf447bb821263efe5c50d081fb9a6..eb161cf7ffbdfa839e803f869737bd12669d8281 100644 (file)
--- a/sound/drivers/dummy.c
+++ b/sound/drivers/dummy.c
@@ -927,7 +927,7 @@ static void print_formats(struct snd_dummy *dummy,
 {
        int i;
 
-       for (i = 0; i < SNDRV_PCM_FORMAT_LAST; i++) {
+       for (i = 0; i <= SNDRV_PCM_FORMAT_LAST; i++) {
                if (dummy->pcm_hw.formats & (1ULL << i))
                        snd_iprintf(buffer, " %s", snd_pcm_format_name(i));
        }