usb: gadget: u_audio: Use snprintf() instead of sprintf()

In order to be consistent with other s[n]printf() usage in this file,
switch to snprintf() here as well.

Signed-off-by: Christophe JAILLET <christophe.jaillet@wanadoo.fr>
Link: https://lore.kernel.org/r/5703e697687e4a39059bf90659969ffc86b2cfbd.1711176701.git.christophe.jaillet@wanadoo.fr
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/drivers/usb/gadget/function/u_audio.c b/drivers/usb/gadget/function/u_audio.c
index 5dba7ed9b0a1bfd7da9879f832ef29805820eb17..1a634646bd24b436136e7042ffee89de248d4be5 100644 (file)
--- a/drivers/usb/gadget/function/u_audio.c
+++ b/drivers/usb/gadget/function/u_audio.c
@@ -1388,7 +1388,8 @@ int g_audio_setup(struct g_audio *g_audio, const char *pcm_name,
 
        strscpy(card->driver, card_name);
        strscpy(card->shortname, card_name);
-       sprintf(card->longname, "%s %i", card_name, card->dev->id);
+       snprintf(card->longname, sizeof(card->longname), "%s %i",
+                card_name, card->dev->id);
 
        snd_pcm_set_managed_buffer_all(pcm, SNDRV_DMA_TYPE_CONTINUOUS,
                                       NULL, 0, BUFF_SIZE_MAX);