linux-kernel - [PATCH] ALSA: amd7930: replace strcpy() with strscpy()

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Message-ID: <20250520113012.70270-1-siddarthsgml@gmail.com>
Date: Tue, 20 May 2025 17:00:12 +0530
From: Siddarth Gundu <siddarthsgml@...il.com>
To: perex@...ex.cz,
	tiwai@...e.com
Cc: linux-sound@...r.kernel.org,
	linux-kernel@...r.kernel.org,
	Siddarth Gundu <siddarthsgml@...il.com>
Subject: [PATCH] ALSA: amd7930: replace strcpy() with strscpy()

strcpy() is deprecated; use strscpy() instead.

Both the destination and source buffer are of fixed length
so strscpy with 2-arguments is used.

No functional changes intended.

Link: https://github.com/KSPP/linux/issues/88
Signed-off-by: Siddarth Gundu <siddarthsgml@...il.com>
---
 sound/sparc/amd7930.c | 9 +++++----
 1 file changed, 5 insertions(+), 4 deletions(-)

diff --git a/sound/sparc/amd7930.c b/sound/sparc/amd7930.c
index 9bdf3db51d62..e73d3b262f57 100644
--- a/sound/sparc/amd7930.c
+++ b/sound/sparc/amd7930.c
@@ -39,6 +39,7 @@
 #include <linux/of.h>
 #include <linux/platform_device.h>
 #include <linux/io.h>
+#include <linux/string.h>
 
 #include <sound/core.h>
 #include <sound/pcm.h>
@@ -754,7 +755,7 @@ static int snd_amd7930_pcm(struct snd_amd7930 *amd)
 
 	pcm->private_data = amd;
 	pcm->info_flags = 0;
-	strcpy(pcm->name, amd->card->shortname);
+	strscpy(pcm->name, amd->card->shortname);
 	amd->pcm = pcm;
 
 	snd_pcm_set_managed_buffer_all(pcm, SNDRV_DMA_TYPE_CONTINUOUS,
@@ -874,7 +875,7 @@ static int snd_amd7930_mixer(struct snd_amd7930 *amd)
 		return -EINVAL;
 
 	card = amd->card;
-	strcpy(card->mixername, card->shortname);
+	strscpy(card->mixername, card->shortname);
 
 	for (idx = 0; idx < ARRAY_SIZE(amd7930_controls); idx++) {
 		if ((err = snd_ctl_add(card,
@@ -1007,8 +1008,8 @@ static int amd7930_sbus_probe(struct platform_device *op)
 	if (err < 0)
 		return err;
 
-	strcpy(card->driver, "AMD7930");
-	strcpy(card->shortname, "Sun AMD7930");
+	strscpy(card->driver, "AMD7930");
+	strscpy(card->shortname, "Sun AMD7930");
 	sprintf(card->longname, "%s at 0x%02lx:0x%08Lx, irq %d",
 		card->shortname,
 		rp->flags & 0xffL,
-- 
2.48.1