Commit 8137d276 authored by Dan Carpenter's avatar Dan Carpenter Committed by Takashi Iwai
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ALSA: usb-audio: Fix a limit check in proc_dump_substream_formats() 



This should be ARRAY_SIZE() instead of sizeof().  The sizeof() limit is
too high so it doesn't work.

Fixes: 093b8494 ("ALSA: usb-audio: Print more information in stream proc files")
Signed-off-by: default avatarDan Carpenter <dan.carpenter@oracle.com>
Link: https://lore.kernel.org/r/20200422092255.GB195357@mwanda


Signed-off-by: default avatarTakashi Iwai <tiwai@suse.de>
parent 093b8494

sound/usb/proc.c

+1 −1
Original line number Diff line number Diff line
@@ -140,7 +140,7 @@ static void proc_dump_substream_formats(struct snd_usb_substream *subs, struct s 


			snd_iprintf(buffer, "    Channel map:");

			for (c = 0; c < map->channels; c++) {

				if (map->map[c] >= sizeof(channel_labels) ||

				if (map->map[c] >= ARRAY_SIZE(channel_labels) ||

				    !channel_labels[map->map[c]])

					snd_iprintf(buffer, " --");

				else