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Message-Id: <20220920061655.214785-1-chi.minghao@zte.com.cn>
Date: Tue, 20 Sep 2022 06:16:55 +0000
From: cgel.zte@...il.com
To: andrzej.hajda@...el.com
Cc: neil.armstrong@...aro.org, robert.foss@...aro.org,
Laurent.pinchart@...asonboard.com, dri-devel@...ts.freedesktop.org,
linux-kernel@...r.kernel.org, Minghao Chi <chi.minghao@....com.cn>
Subject: [PATCH V2] drm: bridge/dw-hdmi-ahb-audio: use strscpy() is more robust and safer
From: Minghao Chi <chi.minghao@....com.cn>
The implementation of strscpy() is more robust and safer.
That's now the recommended way to copy NUL terminated strings.
Signed-off-by: Minghao Chi <chi.minghao@....com.cn>
---
v1->v2
using DRIVER_NAME instead of "DW-HDMI".
drivers/gpu/drm/bridge/synopsys/dw-hdmi-ahb-audio.c | 6 +++---
1 file changed, 3 insertions(+), 3 deletions(-)
diff --git a/drivers/gpu/drm/bridge/synopsys/dw-hdmi-ahb-audio.c b/drivers/gpu/drm/bridge/synopsys/dw-hdmi-ahb-audio.c
index 7d2ed0ed2fe2..8cb6177f976d 100644
--- a/drivers/gpu/drm/bridge/synopsys/dw-hdmi-ahb-audio.c
+++ b/drivers/gpu/drm/bridge/synopsys/dw-hdmi-ahb-audio.c
@@ -542,8 +542,8 @@ static int snd_dw_hdmi_probe(struct platform_device *pdev)
if (ret < 0)
return ret;
- strlcpy(card->driver, DRIVER_NAME, sizeof(card->driver));
- strlcpy(card->shortname, "DW-HDMI", sizeof(card->shortname));
+ strscpy(card->driver, DRIVER_NAME, sizeof(card->driver));
+ strscpy(card->shortname, DRIVER_NAME, sizeof(card->shortname));
snprintf(card->longname, sizeof(card->longname),
"%s rev 0x%02x, irq %d", card->shortname, revision,
data->irq);
@@ -561,7 +561,7 @@ static int snd_dw_hdmi_probe(struct platform_device *pdev)
dw->pcm = pcm;
pcm->private_data = dw;
- strlcpy(pcm->name, DRIVER_NAME, sizeof(pcm->name));
+ strscpy(pcm->name, DRIVER_NAME, sizeof(pcm->name));
snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_PLAYBACK, &snd_dw_hdmi_ops);
/*
--
2.25.1
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