linux-kernel - [PATCH 2/3] usb: gadget: u_audio: Use the 2-argument version of strscpy()

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Date: Sat, 23 Mar 2024 07:57:04 +0100
From: Christophe JAILLET <christophe.jaillet@...adoo.fr>
To: gregkh@...uxfoundation.org,
	jbrunet@...libre.com,
	ruslan.bilovol@...il.com
Cc: linux-usb@...r.kernel.org,
	linux-kernel@...r.kernel.org,
	kernel-janitors@...r.kernel.org,
	Christophe JAILLET <christophe.jaillet@...adoo.fr>
Subject: [PATCH 2/3] usb: gadget: u_audio: Use the 2-argument version of strscpy()

In order to be consistent with other strscpy() usage in this file and less
verbose, use the new 2-argument version of strscpy() which computes
auto-magically the size of the destination.

Signed-off-by: Christophe JAILLET <christophe.jaillet@...adoo.fr>
---
Compile tested only
---
 drivers/usb/gadget/function/u_audio.c | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/drivers/usb/gadget/function/u_audio.c b/drivers/usb/gadget/function/u_audio.c
index 00ff623b4ebb..5dba7ed9b0a1 100644
--- a/drivers/usb/gadget/function/u_audio.c
+++ b/drivers/usb/gadget/function/u_audio.c
@@ -1243,7 +1243,7 @@ int g_audio_setup(struct g_audio *g_audio, const char *pcm_name,
 	if (err < 0)
 		goto snd_fail;
 
-	strscpy(pcm->name, pcm_name, sizeof(pcm->name));
+	strscpy(pcm->name, pcm_name);
 	pcm->private_data = uac;
 	uac->pcm = pcm;
 
@@ -1386,8 +1386,8 @@ int g_audio_setup(struct g_audio *g_audio, const char *pcm_name,
 		prm->snd_kctl_rate = kctl;
 	}
 
-	strscpy(card->driver, card_name, sizeof(card->driver));
-	strscpy(card->shortname, card_name, sizeof(card->shortname));
+	strscpy(card->driver, card_name);
+	strscpy(card->shortname, card_name);
 	sprintf(card->longname, "%s %i", card_name, card->dev->id);
 
 	snd_pcm_set_managed_buffer_all(pcm, SNDRV_DMA_TYPE_CONTINUOUS,
-- 
2.44.0